Chantal Olckers, PhD., is a registered psychologist (Category: Industrial) with the Health Professions Council of South Africa. She has completed a Doctorate degree in the field of Human Resource Management, specialising in psychological ownership. She also holds a Master of Commerce, an Honours and a Bachelor’s degree in Personnel Management, which were obtained from the University of Pretoria. Chantal is a respected researcher, with contributions to several peer-reviewed journals, two chapters in international peer-reviewed books, and has presented several research papers at both national and international conferences. She is employed at the University of Pretoria as an Associate Professor in the Department of Human Resource Management. Chantal is involved with the South African Journal of Human Resource Management as well as the South African Journal of Industrial Psychology as a Section Editor. She has extensive experience within the tertiary educational environment (as a lecturer and researcher), as well as within the private sector (as a consultant). Chantal has a passion for positive organisational behaviour and specifically psychological ownership.Llewellyn van Zyl, PhD., is currently an assistant professor of psychology, health and technology at the University of Twente in the Netherlands. He also holds an extraordinary professorship in Industrial Psychology with the North-West University in South Africa (VTC) where he leads the Optimizing Performance Sub-Programme of the Optentia Research Focus Area. He also acts as past president for the Society for Industrial and Organisational Psychology of South Africa. Academically, he has completed a Doctorate degree in the field of Industrial Psychology, specialising in the development and evaluation of Positive Psychological Interventions aimed happiness under the supervision of Prof. Sebastiaan Rothmann. He also holds a Master of Commerce, an Honours and a Bachelor’s degree in Industrial Psychology, which were obtained from the North-West University (cum laude) at the top of his class. These qualifications provided him with a means to register with the Health Professions Council of South Africa as a psychologist (cat: industrial). Professionally, Llewellyn is a respected researcher and published author of various scientific articles and specialist books. Within the scientific community he is known for his academic work as Associate Editor of the South African Journal of Industrial Psychology as well as his work on the editorial board of the Journal of Leadership and Organizational studies. Llewellyn has extensive experience within the tertiary educational environment (as a lecturer and researcher), as well as within the private and public sectors (as a consultant). Llewellyn has a passion for Online Positive Psychological Interventions aimed at talent development and consumer behaviour. As of 1 January 2017, Llewellyn holds the ranking as a C2 rated researcher with the National Research Foundation within South AfricaLeoni van der Vaart, completed her Master’s degrees in Human Resource Management and Industrial/Organisational Psychology and is currently a PhD student in the field of Industrial/Organisational Psychology with KU Leuven (Belgium) and the North-West University (South Africa). She is a lecturer and researcher at the North-West University and has a passion for understanding attitudes, behaviour, and well-being from both a motivational and psychological contract perspective. Leoni is an active researcher with publications in peer-reviewed journals and presentations at international conferences and has experience in the tertiary education environment, both as lecturer and researcher. She is a registered psychological counsellor (category: independent practitioner) with the Health Professions Council of South Africa (HPCSA), and human resource professional (category: learning and development) with the South African Board of People Practices (SABPP).She also serves on the higher education committee of the SABPP
