SIOPSA Presidency | SIOPSA

SIOPSA Presidency

SIOPSA Past and Current Presidency

The SIOPSA Presidency consists of the President, President-Elect and Past President

The Role of the President is to take accountability for the strategic leadership of the society and to coordinate with the Executive Committee the implementation of the mandate given by our members at the Annual General Meeting. Furthermore, the president should actively engage with all stakeholders of the society to ensure continuous improvement and sustainability as well as the associated availability of resources.

The Role of the President-Elect is to ensure that all communication processes are conducted with the aim of understanding the society, its members and office administration in the context of the presidency. Furthermore, the role is to support the performance of each Executive Committee through planned feedback conversations.

The Role of Past President is to ensure continuity and completion of the important strategic focus areas either taken over or started during their presidency. The past president offers ongoing guidance and knowledge transfer to the incoming president and administration office as required or alternatively planned. The Past-President is also responsible for heading external affairs for the Society. They act as an ambassador for the profession of IOP by establishing SIOPSA as the leading professional body on people matters in the workplace, establish positive, mutually beneficial relationships with key stakeholders and create sustainable partnerships with industries & business communities to forge symbiotic relationships of mutual benefit

The Role of the Elders is to act as an advisory body and to share their insights of the profession, their institutional memory and the stories that will serve to the benefit of Exco and the SIOPSA members.

President – Prof Crystal Hoole

With more than 20 years of experience in business and professional services, Prof Crystal Hoole’s. professional interest lies within the field of human capital, positive psychology, and organisational behaviour and specifically how organisations can perform better through people. To understand how organisations operate, Crystal has chosen every employment opportunity to provide her a better understanding of the world of work, and to allow for creating value for the organisation and to empower people to excel within their environments.

Having served in various positions and leadership roles and working across various industries, Crystal has been exposed to many aspects of business, both from an operational and strategic perspective. She worked in industry on a part-time and full-time basis for over 20 years. It is however academia where her true passion lies. Her current home, the University of Johannesburg, is very close to heart, and she truly believe that it is only through education that we can face the future.

As president of SIOPSA, my intention and focus will be on what needs to be done NOW, to be relevant, exciting, and to be a game-changer. I cannot do it alone and will strongly draw on our rich heritage of knowledge and experience gained in the past, on the dreams and hopes of or members, partners, and stakeholders of the future.  The world of work is changing super-fast, the 4th Industrial Revolution is here and we as a profession need to be ready.  Time waits for no man. The time is now- ke nako!

Crystal Hoole is a long-standing member and has served the society in Professional practice. She is also the Head of Industrial Psychology  at the University of Johannesburg and the Editor in Chief of the SA Journal of Industrial Psychology.

President Elect – Dr Sharon Munyaka

Dr. Sharon Munyaka is a registered HPCSA Industrial and Organisational Psychologist. A firm believer in focusing on what is right with people, Sharon works at an individual, team, and organisational level. Sharon is one of the pioneers of research in positive organisational scholarship at the Nelson Mandela University.

Sharon’s philosophy states: when I navigate my work with curiosity, compassion, and courage, it is the gift that keeps on giving. The doors of possibility will open if we allow ourselves to remain open and fully present to what we are creating together. 

As a firm believer in focusing on what is right with people, Sharon works at an individual, team and organisational level to positively transform behaviour in the workplace.  She is a strong facilitator and holds transformative conversations across all job levels and she utilises her broad skill base and diverse toolkit to unlock potential and to move the conversation to where it needs to get to.


Natasha Winkler-Titus is an Industrial and Organizational Psychologist who completed her MCOM in Human Resource Management at UP in 2001. Following on a career in Management consulting where she held senior management roles with Rio Tinto, KPMG, Arthur Anderson, Natasha now consults independently and some of her clients include BHP Billiton, Anglo American Platinum, Transnet and SANBS to name but a few. She completed her Ph.D. during 2015 – 2019, where her research broadly focused on understanding the process of unplanned change in organizations. Explaining how the socio political context and external power dynamics forces change on organisations.  Professionally, she helps organizational teams in unlocking their full potential and effectiveness, by utilizing best practice research, science, and practical solutions.  Outside of her professional and academic life, she loves travelling, enjoys reading fiction, and runs the occasional half marathon and spending time with her family and friends.  Natasha gives back some of her 22 years of experience by serving on the executive of the society for I/O psychologists in SA, supervising Interns, teaching and researching in OD and Change,  as well as campaigning sponsorship toward a feeding scheme for a local school in her community in Richards Bay.


SIOPSA Past Presidents

Dr Marissa Brouwers 2019-2021

Alison Felix-Lodewyk 2018 – 2019

Shirleen Titus – 2017 – 2018
Manoko Ratala – 2016 – 2017
Prof. Llewellyn van Zyl – 2015 – 2016
Kim Dowdeswell – 2014 – 2015
Andre Westraat – 2013 – 2014
Prof. Karel Stanz – 2012 – 2013
Dr Andrew Johnson – 2011 – 2012
Nadene Venter – 2010 – 2011
Prof. Anton Schlechter – 2009 – 2010
Stephen Renecle – 2008 – 2009
Fred Guest -2006 – 2008
Prof. Aletta Odendaal – 2005 -2006