Meet the SLI Team

The Strategic Leadership Institute's (SLI) team consists of a network of partners and professional associates who are proud to bring an extensive range of skills, knowledge, experience and creativity to any project or entity. Our associates are all experts in their fields, combining solid academic knowledge with years of experience and a passion for what they do. Current members of the SLI team include:


Manie Bosman
Manie is SLI's CEO and primary leadership consultant, specializing in the emerging fields of neuro-based leadership and neurosafety
​​He draws on more than 23 years of international work in executive leadership and organizational development and has considerable experience in leadership consulting, corporate training, coaching, team development, content development, public speaking and interventions in local and international non-profit and corporate environments. ​
​​Manie is an internationally established thought leader in the neuroscience of leadership and his core focuses include neuro-based leadership developmentbrain-minded culture changestrengths-based development; diversity management and communication. His wide knowledge base, solid academic background (he holds a Master of Arts in Organizational Leadership), practical experience and strong interpersonal abilities enable him to help individuals and groups reach optimum efficiency and fulfilment in pursuing their visions and goals. ​Click here to download a one-page summary of Manie's bio...
Dries Lombaard
Dries is the founder of the Strengths Institute and is globally regarded as a thought-leader in the interpretation and application dynamics of, amongst others, the CliftonStrengths™ assessment.
​​As such, Dries is currently the most experienced strengths coach and trainer in South Africa, having coached thousands of individuals and countless teams in South Africa and abroad since 2005. His deep insights into strengths-dynamics and how to apply these to help teams and individuals reach their full potential, has made him a renowned figure in the organizational development landscape in South Africa.
​​At the Strengths Institute he heads an extensive network of knowledgeable, skilled and experienced coaches who coach individuals and teams based on the CliftonStrengths assessment results. In this way they deliver the best practical and contextual application, relevance and impact. Dries was one of the first strengths coaches outside of the USA to be invited to the Gallup Strengths Coach Advisory Forum.


Antoinette Lortan
Antoinette, managing director of Human Mirror Consultancy, is a results-driven performance consultant, coach and facilitator with diversified experience in competitive business environments.
​​She has coached, trained and/or mentored some of South Africa's most prominent business leaders for nearly two decades. She also developed and empowered several high-performance sales teams and her success has received recognition in magazine articles and appearances on prominent radio and television shows. 
​​Antoinette has an excellent track record in general management, business unit management, marketing and sales management, team and individual coaching, mentoring, facilitation and public speaking. She is extremely passionate about people development, individually and as a team. Her emotional and cultural intelligence knowledge and experience support her to develop individual and team emotional intelligence (EQ) and cultural intelligence (CQ). Having held several senior management positions in the past, she has a high level of commercial acumen with a broad knowledge of South African business sectors. 
Brett is the director of the Kinetic Leadership Institute (KLI) and for the past 22 years he had been primarily involved in identifying, developing, and raising up of leaders.
​​He has a wide range of professional experience including sales, management, service, training, pioneering, leadership, and organizational dynamics. Brett is an accomplished consultant and public speaker on topics such as developing personal and professional potential; leadership; motivation and empowerment; improving effectiveness and performance; and team building. 
Brett has also done extensive work within the safety industry. He has been an advocate for companies to abandon outdated strategies and embrace a new philosophy when it comes to creating a resilient safety culture. This fresh approach enables leaders to influence people’s attitudes and sense of personal responsibility in collectively building safe working environments.

Start the journey towards brain-engaging leadership today...

"He who influences the thought of his times, influences all the times that follow.
​He has made his impress on eternity
- Hypatia (370-415 AD)
Andy is an international learning consultant and organisational development practitioner based in Johannesburg, South Africa. As a facilitator, lecturer and broadcaster, his wide ranging professional experience includes over 27 years as a communications and training consultant.
​​Andy has invested more than half of that time working as an executive business coach specialising in sales and marketing and leadership related subjects. He is well known in the industry for his work teaching Stakeholder Collaboration and Commercial Negotiation. He has lectured on Principles of Strategic Marketing, Professional Selling and Negotiation and Influencing Results on a number of MBA programmes.
​​As a qualified chartered marketer - the top professional marketing designation in South Africa - Andy consults for many international blue chip companies around issues pertaining to individual and team development. His research and facilitation in both the African and European contexts, mean that he brings a professional understanding to issues around diversity, teamwork and leadership.
John is an admitted Attorney of the High Court of SA, an Organizational Development (OD) practitioner and a lecturer in entrepreneurial studies.
​​He is the managing director of OakTree Development Solutions, a company devoted to the development of leaders globally. He has extensive leadership development experience in numerous ways through leadership conferences and seminars, entrepreneurial development initiatives and programmes, and coaching programmes.
John has been involved in presenting and structuring of programmes for the banking sector, the private sector, church organisations, para-statal organisations and other stakeholders (i.e Gauteng Department of Economic Development, Unashamedly Ethical Campaign and the Empowerment Academy.) Apart from the leadership programme, John has also been involved in international outreach-projects and local social upliftment.
​He holds a LLB-degree from the University of Pretoria and a Masters Degree in Organizational Leadership from Regent University, USA.