in press

Ellis, D. A. (in press). Social media: An everyday reality. In House A. O. and Brennan C. A. (Eds.) Social media and mental health (pp. x-x). Cambridge University Press.

pre-prints/working papers

Davidson, B. I., Ellis, D. A., Bowman, N. D., Liveley, G., Shaw, H., Przybylski, A. K. and Levine, M. (2019). Avoiding Irrelevance: The manifestation and impacts of technophobia in psychological science. PsyArXiv. LINK

Shaw, H., Taylor, P., Conchie, S. and Ellis, D. A. (2019). Language Style Matching : A Comprehensive List of Articles and Tools. PsyArXiv. LINK

2022

Davidson, B. I., Shaw, H. and Ellis, D. A. (2022). Fuzzy constructs in technology usage scales. Computers in Human Behavior, 133, 107206 LINK

Etchells, P., Davidson, B. I., Kaye, L., Ellis, D. A. and Lieberoth, A. (2022). Researchers should avoid causally attributing suicide to video game play as a single factor. Perspectives in Psychiatric Care, 58(2), 880-882 LINK post-print

Shaw, H., Taylor, P. J., Ellis, D. A. and Conchie, S. M. (2022). Behavioral consistency in the digital age. Psychological Science, 33(3), 364–370 LINK

Geyer, K., Ellis, D. A., Shaw, H. and Davidson, B. I. (2022). Open source smartphone app and tools for measuring, quantifying, and visualizing technology use. Behavior Research Methods, 54(1), 1-12 LINK post-print

Hinds, J., Brown, O., Smith, L. G. E., Piwek, L., Ellis, D. A. and Joinson A. N. (2022). Integrating insights about human movement patterns from digital data into psychological science. Current Directions in Psychological Science, 31(1), 88-95 LINK

Davidson, B. I., Ellis, D. A., Stachi, C., Taylor, P. J. and Joinson, A. N. (2022). Measurement practices exacerbate the generalizability crisis: Novel digital measures can help. Behavioral and Brain Sciences, 45, E10 LINK

Davidson, B. I. (2022). The Crossroads of Digital Phenotyping. General Hospital Psychiatry, 74, 126-132 LINK post-print

Piazza, J., Gregson, R., Kordoni, A., Pfeiler, T. M., Ruby, M. B., Ellis, D. A., Sahin, E. and Reith, M. (2022). Monitoring a Meat-Free Pledge with Smartphones: An Experimental Study. Appetite, 168: 105726 LINK 

2021

Liu, J. C. J. and Ellis D. A. (2021). Editorial: Eating in the age of smartphones: The good,the bad, and the neutral. Frontiers in Psychology, 12:796899. LINK

Towse, J. N., Ellis, D. A. and Towse, A. S. (2021). Opening Pandora’s Box: Peeking inside Psychology’s data sharing practices, and seven recommendations for change. Behavior Research Methods, 53(4), 1455–1468. LINK

Towse, A. S., Ellis, D. A. and Towse, J. N. (2021). Making data meaningful: Guidelines for good quality open data. The Journal of Social Psychology, 161(4), 395-402. LINK

Satchell, L., Fido, D., Harper, C. A., Shaw, H., Davidson, B. I., Ellis, D. A., Hart, C. M., Jalil, R., Bartoli. A. J., Kaye, L. K., Lancaster, G. L. J. and Pavetich, M. (2021). Development of an Offline-Friend Addiction Questionnaire (O-FAQ): Are most people really social addicts? Behavior Research Methods, 53(3), 1097–1106. LINK

Roy, R., Dokka, T., Ellis, D. A., Dudek, E. and Barnfather, P. (2021).  Understanding controlled EV charging impacts using scenario-based forecasting models.  Proceedings of e-Energy ’21:ACM International Conference on Future Energy Systems, (pp 288-289), ACM. LINK

Parry, D. A., Davidson, B. I., Sewall, C. J., Fisher, J. T., Mieczkowski, H., & Quintana, D. S. (2021). A systematic review and meta-analysis of discrepancies between logged and self-reported digital media use. Nature Human Behaviour, 1-13. LINK

Taylor, P., Banks, F., Jolley, D., Ellis, D., Watson, S., Weiher, L., Davidson, B. and Julku, J. (2021). Oral hygiene effects verbal and nonverbal displays of confidence. The Journal of Social Psychology, 161 (2), 182-196. LINK

Davidson, B. I. and Joinson, A.N. (2021). Shape Shifting Across Social Media. Social Media + Society, 7(1), 2056305121990632 LINK

Dienlin, T., Johannes, N., Bowman, N. D., Masur, P. K., Engesser, S., Kümpel, A. S., Lukito, J., Bier, L.M., Zhang, R., Johnson, B. K., Huskey, R., Schneider, F. M., Breuer, J., Parry, D. A., Vermeulen, I., Fisher, J. T., Banks, J., Weber, R., Ellis, D. A., Smits, T., Ivory, J. D., Trepte, S., McEwan, B., Rinke, E. M., Neubaum, G., Winter, S., Carpenter, C. J., Krämer, N., Utz, S., Unkel, J., Wang, X., Davidson, B. I., Kim, N., Won, A. S., Domahidi, E., Lewis, N. A. and Vreese, C. (2021). An agenda for open science in communication. Journal of Communication, 71(1), 1-26.  LINK

2020

Shaw, H., Ellis, D. A., Geyer, K., Davidson, B. I., Ziegler, F. V. and Smith, A. (2020). Quantifying smartphone ‘use’: Choice of measurement impacts relationships between ‘usage’ and health. Technology, Mind, and Behavior, 1 (2). LINK post-print

Ellis, D. A. (2020). Smartphones within psychological science Cambridge University Press. LINK

Turner A., Topor, M., Stewart, A., Owen, N., Kenny, A. R., Jones, A. and Ellis, D. (2020). Open Code and Software: A primer from UKRN.  LINK

Kaye, L. K., Orben, A., Ellis. D. A., Hunter, S. C. and Houghton, S. (2020). The conceptual and methodological mayhem of “screen time”. International Journal of Environmental Research and Public Health, 17 (10), 3661. LINK

2019

Geyer, K., Ellis, D. A. and Piwek, L. (2019) A simple location-tracking app for psychological research. Behavior Research Methods, 51(6), 2840–2846. LINK

Deave, T., Ginja, S., Goodenough, T., Bailey, E., Piwek, L., Coad, J., … & Lingam, R. (2019). The Bumps and BaBies Longitudinal Study (BaBBLeS): a multi-site cohort study of first-time mothers to evaluate the effectiveness of the Baby Buddy app. mHealth, 5. LINK

Wilcockson, T. D. W., Osborn, A. M. and Ellis, D. A. (2019). Digital Detox: The effect of smartphone abstinence on mood, anxiety, and craving. Addictive Behaviors, 99, 106013. LINK correction corrected post-print

Ellis, D. A., Davidson, B. I. and Kaye, L. K. (2019). Should Smartphones be banned for children or does cyberpsychology have a bigger problem? Cyberpsychology, Behavior and Social Networking, 22 (7), 508-509. LINK post-print

Davidson, B. I. and Ellis, D. A. (2019). Social media addiction: technological déjà vu. BMJ, 365, I4277. LINK

Ellis, D. A., Davidson, B. I., Shaw, H., and Geyer, K. (2019). Do smartphone usage scales predict behavior? International Journal of Human-Computer Studies, 130, 86-92. LINK post-print

Ellis, D. A. (2019). Are smartphones really that bad? Improving the psychological measurement of technology-related behaviors. Computers in Human Behavior, 97, 60-66. LINK  post-print

2018

Ellis, D. A. and Piwek, L. (2018). Failing to encourage physical activity with wearable technology: what next? Journal of the Royal Society of Medicine, 111(9), 310-313. LINK

Wilcockson, T. D. W., Ellis, D. A. and Shaw, H. (2018) Determining typical smartphone usage: What data do we need? Cyberpsychology, Behavior and Social Networking, 21(6), 395-398 PAPER DATA

Shaw, H., Ellis, D. A. and Ziegler, F. (2018) The technology integration model (TIM): A new theory to predict technology adoption and use. Computers in Human Behavior, 83, 204-214 LINK

Ellis, D. A. and Merdian, H. L. (2018). The visualisation of data in a digital context. In Costa C. and Condie J. (Eds.) Doing research in and on the digital: Research methods across fields of enquiry. London: Routledge

Ellis, D. A., Kaye, L. K., Wilcockson, T. D. and Ryding, F. C. (2018). Digital traces of behavior within addiction: Response to Griffiths (2017). International Journal of Mental Health and Addiction, 16(1), 240-245 LINK

Moore, P., Piwek, L., & Roper, I. (2018). The Quantified Workplace: A Study in Self-Tracking, Agility and Change Management. In Btihaj Ajana (Ed.) Self-Tracking: Empirical and Philosophical Investigations. Palgrave Macmillan, Cham. LINK

2017

Ellis, D. A. & Piwek, L. (2017). When wearable devices fail: Towards an improved understanding of what makes a successful wearable intervention. Paper presented at the 1st GetAMoveOn Annual Symposium. LINK

Mozos, O. M., Sandulescu, V., Andrews, S., Ellis, D., Bellotto, N., Dobrescu, and Ferrandez, J. M. (2017). Stress detection using wearable physiological and sociometric sensors. International Journal of Neural Systems, 27(2), 1650041. LINK

2016

Shaw, H., Ellis, D. A., Kendrick, L., Ziegler, F. and Wiseman, R. (2016). Predicting smartphone operating system from personality and individual differences. Cyberpsychology, Behavior, and Social Networking, 19(12), 727-732. LINK

Piwek, L. and Ellis, D. A. (2016). Can programming frameworks bring smartphones into the mainstream of psychological science? Frontiers in Psychology, 7:1252. LINK

Ellis, D. A. and Piwek, L. (2016). The future of… wearable technology. CREST Security Review, 1, 4-5. LINK

Piwek, L., Ellis, D. A., Andrews, S. and Joinson, A. (2016). The rise of consumer wearables: Promises and barriers. PLoS MEDICINE, 13(2): e1001953. LINK

Piwek, L. and Joinson, A. (2016). “What do they snapchat about?” Patterns of use in time-limited instant messaging service. Computers in Human Behaviour, 54, 358-367. LINK

2015

Ellis, D. A. and Merdian, H. L. (2015). Thinking outside the box: Developing dynamic data visualizations for psychology with Shiny, Frontiers in Psychology. 6: 1782. LINK

Sandulescu, V., Andrews, S., Ellis, D., Dobrescu, R. and Mozos, O. M. (2015). Mobile app for stress monitoring using voice features. IEEE E-health and Bioengineering Conference (EHB), IEEE. LINK

Andrews, S., Ellis, D.A., Shaw, H. and Piwek, L. (2015). Beyond self report: Tools to compare estimated and real-world smartphone use. PLOS ONE, 10(10): e0139004 LINK

Ellis, D. A. and Jenkins, R. (2015). Watch-wearing as a marker of conscientiousness. PeerJ, 3:e1210. LINK

Piwek, L., Joinson, A. and Morvan, J. (2015). The use of self-monitoring solutions amongst cyclists: An online survey and empirical study. Transportation Research Part A, 77, 126-136. LINK

Sandulescu, V., Andrews, S., Ellis, D., Bellotto, N. and Mozos, O. (2015). StressDetection Using Wearable Physiological Sensors. In: Ferr ́andez Vicente. J. M., ́AlvarezS ́anchez, J. R., de la Paz L ́opez, F., Toledo-Moreo, F. J. and Adeli, H. (Eds.). Artificial Computation in Biology and Medicine. (vol. 9107., pp. 526–532.) Lecture Notes inComputer Science. Springer International Publishing. LINK