Elliott, N. (2015). Camera calibration and configuration for estimation of tennis racket position in 3D. (Doctoral thesis). Supervised by Allen, T., Choppin, S., & Goodwill, S.

Allen, T., Haake, S., & Goodwill, S.R. (2011). Effect of tennis racket parameters on a simulated groundstroke. Journal of Sports Sciences, 29 (3), 311-325. http://doi.org/10.1080/02640414.2010.526131

Allen, T., Haake, S., & Goodwill, S. (2010). Effect of friction on tennis ball impacts. Proceedings of the institution of mechanical engineers, part p: journal of sports engineering and technology, 224 (3), 229-236. http://doi.org/10.1243/17543371JSET66

Journal articles

Burton, C., Dawes, H., Goodwill, S., Thelwell, M., & Dalton, C. (2023). Within and between-day variation and associations of symptoms in Long Covid: intensive longitudinal study. PLOS ONE, 18 (1). http://doi.org/10.1371/journal.pone.0280343

Mills, K.L., Billingham, J., Choppin, S., Dunn, M., Senior, T., & Goodwill, S. (2022). Repeatability of a piezoelectric force platform to measure impact metrics for a single model of football. Sports Engineering, 25 (1). http://doi.org/10.1007/s12283-022-00389-y

Mitropoulos, A., Goodwill, S., Copeland, R., & Klonizakis, M. (2022). The relationship between physical activity and severity of covid-19 symptoms in non-hospitalised individuals. European Journal of Public Health. http://doi.org/10.1093/eurpub/ckac097

Foster, L., Gielen, M., Beattie, M., & Goodwill, S.R. (2014). Real-time monitoring of user physical activity and position in an outdoor public space. Ubiquitous Computing and Ambient Intelligence, 8867 (8867), 100-107. http://doi.org/10.1007/978-3-319-13102-3_19

Haake, S., Allen, T., Jones, A., Spurr, J., & Goodwill, S. (2012). Effect of inter-string friction on tennis ball rebound. Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, 226 (7), 626-635. http://doi.org/10.1177/1350650112445956

Choppin, S., Goodwill, S., & Haake, S. (2011). Impact characteristics of the ball and racket during play at the Wimbledon qualifying tournament. Sports engineering, 13 (4), 163-170. http://doi.org/10.1007/s12283-011-0062-7

Dunn, M., Goodwill, S., Wheat, J., & Haake, S. (2011). Assessing tennis player interactions with tennis courts. Portuguese Journal of Sport Sciences, 11 (Supp.2), 859-862.

Haake, S., Goodwill, S.R., & Choppin, S. (2010). Investigations into the effect of grip tightness on off-centre forehand strikes in tennis. Proceedings of the Institution of Mechanical Engineers, Part P: Journal of Sports Engineering and Technology, 224 (4), 249-257. http://doi.org/10.1243/17543371JSET75

Allen, T., Haake, S., & Goodwill, S.R. (2009). Comparison of a finite element model of a tennis racket to experimental data. Sports engineering, 12 (2), 87-98. http://doi.org/10.1007/s12283-009-0032-5

Haake, S.J., Goodwill, S.R., & Carre, M.J. (2007). A new measure of roughness for defining the aerodynamic performance of sports balls. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART C-JOURNAL OF MECHANICAL ENGINEERING SCIENCE, 221 (7), 789-806. http://doi.org/10.1243/0954406JMES414

Haake, S., Goodwill, S.R., & Carre, M.J. (2007). A new measure of roughness for defining the aerodynamic performance of sports balls. Proceedings of the Institution of Mechanical Engineers, part C: Journal of mechanical engineering science, 221 (7), 789-806. http://doi.org/10.1243/0954406JMES414

Goodwill, S., Kirk, R., & Haake, S. (2005). Experimental and finite element analysis of a tennis ball impact on a rigid surface. Sports engineering, 8 (3), 145-158. http://doi.org/10.1007/BF02844015

Carre, M.J., Goodwill, S.R., & Haake, S. (2005). Understanding the effect of seams on the aerodynamics of an association football. Proceedings of the Institution of Mechanical Engineers, part C: Journal of mechanical engineering science, 219 (7), 657-666. http://doi.org/10.1243/095440605X31463

Haake, S., Carre, M.J., Kirk, R., & Goodwill, S.R. (2005). Oblique impact of thick walled pressurized spheres as used in tennis. Proceedings of the Institution of Mechanical Engineers, part C: Journal of mechanical engineering science, 219 (11), 1179-1189. http://doi.org/10.1243/095440605X32084

Goodwill, S.R., Chin, S.B., & Haake, S. (2004). Aerodynamics of spinning and non-spinning tennis balls. Journal of wind engineering and industrial aerodynamics, 92 (11), 935-958. http://doi.org/10.1016/j.jweia.2004.05.004

Goodwill, S.R., & Haake, S. (2004). Ball spin generation for oblique impacts with a tennis racket. Experimental mechanics, 44 (2), 195-206. http://doi.org/10.1007/BF02428179

Goodwill, S.R., & Haake, S. (2004). Modelling of tennis ball impacts on a rigid surface. Proceedings of the Institution of Mechanical Engineers, part C: Journal of mechanical engineering science, 218 (10), 1139-1153. http://doi.org/10.1243/0954406042369080

Haake, S., Carre, M.J., & Goodwill, S.R. (2003). The dynamic impact characteristics of tennis balls with tennis rackets. Journal of sports sciences, 21 (10), 839-850. http://doi.org/10.1080/0264041031000140329

Goodwill, S.R., & Haake, S. (2001). Spring damper model of an impact between a tennis ball and racket. Proceedings of the Institution of Mechanical Engineers, part C: Journal of mechanical engineering science, 215 (11), 1331-1341. http://doi.org/10.1243/0954406011524711

Haake, S., Chadwick, S.G., Dignall, R.J., Goodwill, S., & Rose, P. (2000). Engineering tennis - slowing the game down. Sports engineering, 3 (2), 131-143. http://doi.org/10.1046/j.1460-2687.2000.00040.x

Haake, S., Chadwick, S.G., Dignall, R.J., Goodwill, S.R., & Rose, P. (2000). Slowing the game with bigger balls. Racquet tech, 12-20.

Haake, S., & Goodwill, S.R. (1997). Tennis ball impacts on synthetic turf. JSME joint symposium, 97 (34), 137-144.

Conference papers

Mills, K., Billingham, J., Choppin, S., Goodwill, S., & Dunn, M. (2022). Constant Parameter Visco-elastic Model of a Normal Incidence Football Impact. In Allen, T., Espinosa, H., & Shade, S. (Eds.) Engineering of Sport 14, ISEA 2022, Purdue University, West Lafayette, Indiana, 6 June 2022 - 10 June 2022. https://docs.lib.purdue.edu/resec-isea/2022/session04/6

Chiu, C.Y., Thelwell, M., Goodwill, S., & Dunn, M. (2020). Accuracy of Anthropometric Measurements by a Video-Based 3D Modelling Technique. http://doi.org/10.1007/978-3-030-43195-2_29

Foster, L., Heller, B., Williams, A., Dunn, M., Curtis, D., & Goodwill, S. (2016). Development of smart inner city recreational facilities to encourage active living. In Garcia, C.R., Caballero-Gil, P., Burmester, M., & Quesada-Arencibia, A. (Eds.) Ubiquitous computing and ambient intelligence : 10th International Conference, UCAmI 2016, San Bartolomé de Tirajana, Gran Canaria, Spain, November 29 – December 2, 2016, (pp. 458-468). Springer: http://doi.org/10.1007/978-3-319-48799-1_50

Hext, A., Heller, B., Kelley, J., & Goodwill, S. (2016). Measuring straight time in elite short track speed skating relays. Procedia Engineering, 147, 622-626. http://doi.org/10.1016/j.proeng.2016.06.258

Higham, D., Kelley, J., Hudson, C., & Goodwill, S. (2016). Finding the optimal background subtraction algorithm for EuroHockey 2015 video. Procedia Engineering, 147, 637-642. http://doi.org/10.1016/j.proeng.2016.06.261

McInerney, C., Foster, L., Choppin, S., Stone, J., & Goodwill, S. (2016). A review of spatio-temporal metrics in invasion game sports. In World Congress of Performance Analysis of Sport XI.

Mcinerney, C., Goodwill, S., Foster, L., & Choppin, S. (2016). Spatio-temporal metrics that distinguish plays in field hockey : a pilot study. In ISPAS 2016 International Workshop, Institute of Technology, Carlow, 22 March 2016 - 23 March 2016.

Elliott, N., Choppin, S., Goodwill, S., & Allen, T. (2014). Markerless tracking of tennis racket motion using a camera. Procedia Engineering, 72, 344-349. http://doi.org/10.1016/j.proeng.2014.06.060

Foster, L., Heller, B., Goodwill, S., & Curtis, D. (2014). Visual tracking of a GPS target within a FieldLab. Procedia Engineering, 72 (72), 168-173. http://doi.org/10.1016/j.proeng.2014.06.044

Dunn, M., Haake, S., Wheat, J., & Goodwill, S. (2014). Validation of a single camera, spatio-temporal gait analysis system. Procedia Engineering, 72, 243-248. http://doi.org/10.1016/j.proeng.2014.06.043

Goodwill, S., Spurr, J., Kelley, J., & Haake, S. (2014). Measuring the inertial properties of a tennis racket. Procedia Engineering, 72, 569-574. http://doi.org/10.1016/j.proeng.2014.06.098

Driscoll, H., Gaviria, S., & Goodwill, S. (2014). Analysing splash in competitive diving. Procedia Engineering, 72, 26-31. http://doi.org/10.1016/j.proeng.2014.06.008

Elliott, N., Choppin, S., Goodwill, S., & Allen, T. (2012). Image-based visual hull of a tennis racket. In The Engineering of Sport Conference, Boston, USA, 1 July 2012.

Dunn, M., Wheat, J., Miller, S., Haake, S., & Goodwill, S. (2012). Reconstructing 2D planar coordinates using linear and nonlinear techniques. In 30th Annual Conference of Biomechanics in Sports, Melbourne Australia, 2 July 2012 - 6 July 2012. https://ojs.ub.uni-konstanz.de/cpa/article/view/5310

Kelley, J., Choppin, S.B., Goodwill, S.R., & Haake, S. (2010). Validation of a live, automatic ball velocity and spin rate finder in tennis. Procedia engineering, 2 (2), 2967-2972. http://doi.org/10.1016/j.proeng.2010.04.096

Haake, S., Goodwill, S.R., Heller, B., Schorah, D., & Gomez, J. (2010). Dynamic modeling of a springboard during a 3 m dive. Procedia engineering, 2 (2), 3299-3304. http://doi.org/10.1016/j.proeng.2010.04.148

Allen, T., Hart, J., Spurr, J., Haake, S., & Goodwill, S.R. (2010). Validated dynamic analysis of real sports equipment using finite element; a case study using tennis rackets. Procedia engineering, 2 (2), 3275-3280. http://doi.org/10.1016/j.proeng.2010.04.144

Allen, T., Goodwill, S.R., & Haake, S. (2009). Comparison of a finite element model of a tennis racket against simulated play. Ansys conference and 27th CADFEM user meeting.

Choppin, S., Goodwill, S., Haake, S., & Miller, S. (2008). Ball and racket movements recorded at the 2006 wimbledon qualifying tournament. In Estivalet, M., & Brisson, P. (Eds.) The engineering of sport 7, (pp. 563-569). Springer: http://doi.org/10.1007/978-2-287-09411-8_66

Kelley, J., Goodwill, S., Capel-Davies, J., & Haake, S. (2008). Ball spin generation at the 2007 Wimbledon qualifying tournament. The engineering of sport 7, 571-578. http://doi.org/10.1007/978-2-287-99054-0_67

Naemi, R., Aritan, S., Goodwill, S.R., Haake, S., & Sanders, R. (2008). Development of immediate feedback software for optimising glide performance and time of initiating post-glide actions. The engineering of sport 7, 291-300. http://doi.org/10.1007/978-2-287-99054-0_35

Allen, T., Goodwill, S.R., & Haake, S. (2008). Experimental validation of a finite-element model of head-clamped tennis racket. 2008 Ansys UK User Conference.

Allen, T., Goodwill, S.R., & Haake, S. (2008). Experimental validation of a finite-element model of a tennis racket string-bed. In Estivalet, M., & Brisson, P. (Eds.) The engineering of sport 7, (pp. 115-123). Springer: http://doi.org/10.1007/978-2-287-99054-0_14

Choppin, S., Goodwill, S.R., Haake, S., & Miller, S. (2007). 3D player testing at the Wimbledon qualifying tournament. Tennis science and technology, 333-340.

Choppin, S., Goodwill, S., Haake, S., & Miller, S. (2007). 3D player testing results from the Wimbledon qualifying tournament. Tennis science and technology, 341-348.

Haake, S., Choppin, S., Allen, T., & Goodwill, S. (2007). The evolution of the tennis racket and its effect on serve speed. Tennis science and technology 3, 257-271.

Choppin, S., Goodwill, S.R., & Haake, S. (2006). 3D player testing in tennis. Proceeding s of the engineering of sport 6, 385-390. http://doi.org/10.1007/978-0-387-46050-5_68

Choppin, S., Whyld, N.M., Goodwill, S.R., & Haake, S. (2005). 3D impact analysis in tennis. In Proceedings of the Asia-Pacific Congress on Sports Technology, (pp. 385-390). Tokyo, Japan: Tokyo Institute of Technology

Kelley, J., Goodwill, S., Capel-Davies, J., & Haake, S. Ball Spin Generation at the 2007 Wimbledon Qualifying Tournament (P110). In The Engineering of Sport 7, (pp. 571-578). Springer Paris: http://doi.org/10.1007/978-2-287-09411-8_67

Allen, T., Goodwill, S., & Haake, S. Experimental Validation of a Tennis Ball Finite-element Model for Different Temperatures (P22). In The Engineering of Sport 7, (pp. 125-133). Springer Paris: http://doi.org/10.1007/978-2-287-09411-8_15

Goodwill, S., Haake, S., Spurr, J., & Capel-Davies, J. Development of a New System for Measuring Tennis Court Pace (P126). In The Engineering of Sport 7, (pp. 649-657). Springer Paris: http://doi.org/10.1007/978-2-287-09411-8_76

Naemi, R., Aritan, S., Goodwill, S., Haake, S., & Sanders, R. Development of Immediate Feedback Software for Optimising Glide Performance and Time of Initiating Post-Glide Actions (P56). In The Engineering of Sport 7, (pp. 291-300). Springer Paris: http://doi.org/10.1007/978-2-287-09411-8_35

Book chapters

Goodwill, S., Haake, S., Spurr, J., & Capel-Davies, J. (2008). Development for a new system for measuring tennis court pace. In Estivalet, M., & Brisson, P. (Eds.) The engineering of sport 7. (pp. 649-657). Springer: http://doi.org/10.1007/978-2-287-99054-0_76

Allen, T., Goodwill, S.R., & Haake, S. (2008). Experimental validation of a tennis ball finite-element model for different temperatures. In Estivalet, M., & Brisson, P. (Eds.) The engineering of sport 7. (pp. 125-133). Springer: http://doi.org/10.1007/978-2-287-99054-0_15

Allen, T., Goodwill, S., & Haake, S. (2007). Experimental validation of a tennis ball finite-element model. In Miller, S., & Capel-Davies, J. (Eds.) Tennis science and technology 3. (pp. 23-30). International Tennis Federation

Goodwill, S.R., Haake, S., & Miller, S. (2007). Validation of the ITF racket power machine. In Tennis science and technology 3. (pp. 113-118). International Tennis Federation: http://www.itftennis.com/technical/publications/

Goodwill, S.R., Capel-Davies, J., Haake, S., & Miller, S. (2007). Ball spin generation by elite players during match play. In Miller, S., & Capel-Davies, J. (Eds.) Tennis science and technology 3. (pp. 349-356). International Tennis Federation

Goodwill, S.R., Douglas, J., Miller, S., & Haake, S. (2006). Measuring ball spin off a tennis racket. In Moritz, E.F., & Haake, S. (Eds.) The engineering of sport 6. (pp. 379-384). Springer: http://doi.org/10.1007/978-0-387-46050-5_67

Goodwill, S.R. (2006). Injuries - effects of racquets. In Bartlett, R., Gratton, C., & Rolf, C.G. (Eds.) Encyclopedia of International Sports Studies. Routledge

Goodwill, S.R. (2006). Moments of inertia - polar and transverse. In Bartlett, R., Gratton, C., & Rolf, C. (Eds.) Encyclopedia of International Sports Studies. Routledge

Goodwill, S.R. (2006). Racquet grip effects. In Bartlett, R., Gratton, C., & Rolf, C. (Eds.) Encyclopedia of International Sports Studies. Routledge

Goodwill, S.R. (2006). Racquet string tension effects. In Bartlett, R., Gratton, C., & Rolf, C. (Eds.) Encyclopedia of International Sports Studies. Routledge

Goodwill, S.R. (2006). Racquet vibration transmission. In Bartlett, R., Gratton, C., & Rolf, C. (Eds.) Encyclopedia of International Sports Studies. Routledge

Goodwill, S.R. (2006). Spin application. In Bartlett, R., Gratton, C., & Rolf, C. (Eds.) Encyclopedia of International Sports Studies. Routledge

Carre, M.J., Goodwill, S.R., & Haake, S. (2004). Understanding the aerodynamics of a spinning soccer ball. In Hubbard, M., Mehta, R.D., & Pallis, J.M. (Eds.) The engineering of sport 5. (pp. 70-76). International sports engineering assocation

Dignall, R.J., Goodwill, S.R., & Haake, S. (2004). Tennis GUT – modelling the game. In Hubbard, M., Mehta, R.D., & Pallis, J.M. (Eds.) The engineering of sport 5. (pp. 382-388). International sports engineering assocation

Goodwill, S.R., & Haake, S. (2004). Aerodynamics of tennis balls - effect of wear. In Hubbard, M., Mehta, R.D., & Pallis, J.M. (Eds.) The engineering of sport 5. (pp. 35-41). International sports engineering assocation

Goodwill, S.R., & Haake, S. (2004). Effect of string tension on the impact between a tennis ball and racket. In Hubbard, M., Mehta, R.D., & Pallis, J.M. (Eds.) The engineering of sport 5. (pp. 3-9). International sports engineering assocation

Goodwill, S.R., & Haake, S. (2003). Modelling of an impact between a tennis ball and racket. In Miller, S. (Ed.) Tennis science and technology 2. (pp. 79-86). International tennis federation

Haake, S., Carre, M., & Goodwill, S.R. (2003). Modelling of oblique tennis ball impacts on tennis surfaces. In Miller, S. (Ed.) Tennis science and technology 2. (pp. 133-137). International tennis federation

Goodwill, S.R., & Haake, S. (2002). Why were spaghetti string rackets banned in the game of tennis? In Ujihashi, S., & Haake, S.J. (Eds.) The engineering of sport 4. (pp. 231-237). Blackwell

Goodwill, S.R., & Haake, S. (2002). A model of ball impacts on a tennis racket. In Ujihashi, S., & Haake, S.J. (Eds.) The engineering of sport 4. (pp. 215-222). Blackwell

Haake, S., & Goodwill, S.R. (2002). 'Feel' in relation to the dynamic characteristics of tennis balls. In Ujihashi, S., & Haake, S.J. (Eds.) The engineering of sport 4. (pp. 168-175). Blackwell

Goodwill, S.R., & Haake, S. (2001). Comparison of flexible and rigid body modelling of a tennis racket. In Froes, F.H., & Haake, S. (Eds.) Materials and science in sport: materials and science in sports symposium, Coronado, California USA, 22-25 April 2001. (pp. 223-236). Pennsylvania, USA: The Minerals, Metals and Materials Society

Goodwill, S.R., & Haake, S. (2000). Modelling the impact between a tennis ball and racket using rigid body dynamics. In Haake, S.J., & Coe, A.O. (Eds.) Tennis science and technology. (pp. 49-58). Blackwell Science

Goodwill, S.R., & Haake, S. (2000). Comparison of standard and oversize tennis balls for normal impacts on a racket. In Subic, A., & Haake, S. (Eds.) The engineering of sport - research development and innovation. (pp. 221-228). Blackwell

Theses / Dissertations

Karditsas, H.E. (2020). Large-Scale Method for Identifying the Relationships between Racket Properties and Playing Characteristics. (Doctoral thesis). Supervised by Goodwill, S., Choppin, S., & Kelley, J. http://doi.org/10.7190/shu-thesis-00359

Sotheran, A.W. (2020). Real-time analysis and feedback of performance indicators in elite diving. (Doctoral thesis). Supervised by Goodwill, S., & Kelley, J. http://doi.org/10.7190/shu-thesis-00397

Hext, A. (2019). Measuring relay exchange kinematics in short-track speed skating using a multi-camera network. (Doctoral thesis). Supervised by Goodwill, S.

Higham, D.W. (2018). Extracting field hockey player coordinates using a single wide-angle camera. (Doctoral thesis). Supervised by Goodwill, S., Kelley, J., & Hudson, C.

Spurr, J.C. (2017). Statistically modelling tennis racket impacts with six degrees of freedom. (Doctoral thesis). Supervised by Goodwill, S. http://doi.org/10.7190/shu-thesis-00008

Mcinerney, C. (2017). Determining spatio-temporal metrics that distinguish play outcomes in field hockey. (Doctoral thesis). Supervised by Goodwill, S. http://doi.org/10.7190/shu-thesis-00025

Dunn, M.D. (2014). Video-based step measurement in sport and daily living. (Doctoral thesis). Supervised by Goodwill, S., Wheat, J., & Haake, S.

Kelley, J. (2011). Measuring ball spin rates in match play tennis. (Doctoral thesis). Supervised by Haake, S., & Goodwill, S.

Allen, T.B. (2009). Finite element model of a tennis ball impact with a racket. (Doctoral thesis). Supervised by Goodwill, S., & Haake, S.

Choppin, S. (2008). Modelling of Tennis Racket Impacts in 3D Using Elite Players. (Doctoral thesis). Supervised by Haake, S., & Goodwill, S.

Presentations

Goodwill, S. (2022). Sports Technology and Innovation. Presented at: Guest Lecture, Atlantic Technological University

Goodwill, S. (2021). Technology in Sport. Presented at: North Star 2021 science school, Gullivers Valley

Goodwill, S. (2021). Guest lecture on Sports Engineering.

Goodwill, S. (2021). Capturing the action - how technology is used to optimise our Olympic athletes. Presented at: IET Surrey (Institution of Engineering and Technology), Zoom

Goodwill, S. (2021). Guest lecture on Sports Technology. Presented at: MSc Sports Performance, Zoom

Goodwill, S. (2021). Sports Technology at the Olympic Legacy Park in Sheffield. Presented at: Sports Economy - UK Expertise in Sports Technology, Teams

Mcinerney, C., Foster, L., Choppin, S., Stone, J., & Goodwill, S. (2016). Spatio-temporal metrics that distinguish outcomes of field hockey plays. Presented at: XI World Congress of Performance Analysis of Sport, University of Alicante, Alicante, Spain, 2016

Mcinerney, C., Foster, L., Choppin, S., Stone, J., & Goodwill, S. (2016). A review of spatio-temporal metrics in invasion game sports. Presented at: XI World Congress of Performance Analysis of Sport, University of Alicante, Alicante, Spain, 2016

Hext, A., Heller, B., Kelley, J., & Goodwill, S. (2016). Measuring straight time in elite short track speed skating relays. Presented at: The Engineering of Sport 11, Delft, The Netherlands, 2016