Llewellyn is extremely knowledgeable across different professional fields. I have worked with him extensively and depended upon his knowledge and experience through different consultation contracts. As a consultant, he is extremely well organized. He also considers context in helping devise personal plans for accomplishing professional goals. He demonstrates mastery in analytical and critical thinking skills. He also serves as a great mentor. When encountering stuck points in problem resolution, he walks individuals through different options to come up with the most informed pathway to address complex issues. Statistically, his skills are well-developed and he shares his knowledge with others openly with an eye toward professional development. Overall, my words cannot truly capture the character, work ethic, and drive Llewellyn demonstrates daily.

Llewellyn possesses the rare gift of translating complex scientific concepts into tangible, real-world applications, all while demonstrating an amazing insight into human behavior and the intricacies of the workplace. As an individual with a wealth of experience, Llewellyn serves as an incredible source of wisdom, offering diverse perspectives shaped by his multifaceted background. His innovative thinking, alternative approaches, and unwavering work ethic make him an invaluable asset to any team. Llewellyn's capacity to bridge the gap between theoretical knowledge and hands-on implementation adds a unique dimension to his collaborative efforts.

Prof. Lew van Zyl is a first-rate hybrid academic. He pairs rigor with relevance, grit with generosity, and thought with technique. Whenever I need an expert for analyzing (quantitative) data related to positive psychology, l call Lew. And so should you.

I highly recommend Dr. Llewellyn van Zyl for his exceptional work in data analysis and statistics, data-driven talent assessment, and talent development. Dr. van Zyl is a leading figure in integrating technology with data analysis and talent management. Dr. van Zyl's research has significantly advanced data analysis and talent assessment methodologies, creating practical tools and frameworks that have proven effective in statistical consulting and organizational growth.

I have been cooperating with Llewellyn van Zyl on various projects which allowed me to get to know him as a diligent, highly engaged and devoted person. I endorse his competencies in teamwork and commitment to teamwork achievements. When playing the role of the team leader, Llewellyn van Zyl has always been inspirational, creative and very supportive of all team members.

Dr. van Zyl is an amazing scholar and a fantastic colleague. He is so dedicated, motivated, committed, but even more, he is so gifted as a scholar in the field of positive psychology. He is an authority in this field! However, Lew demonstrates his talent and expertise beyond academia as well as an successful entrepreneur and consultant to senior business leaders and senior management of leading organizations around the world. Lew delivers what he promises and he does not stop until 'the job is really done'! I've worked with Lew and he is a truly nice colleague, always willing to help, truly caring and a person to have good fun with!

Dr. Llewellyn Van Zyl is a perceptive and receptive researcher working in important areas with tremendous implications for human health and work. He is productive in his scholarly work and is an effective manager and leader in his service to the profession. Having known Llewellyn for many years, I continue to look forward to his contributions in helping us all understand better how to create workplaces fit for the future, and more importantly, fit for healthy humans.

Llewellyn is a very dynamic researcher and practitioner. He is proactive and seeks opportunities to apply his in-depth understanding of the link between business and people to influence, improve and maximise performance on both sides. He is passionate about the field of Organisational Psychology, and has achieved a number of outstanding milestones in a short space of time. An impressive set of awards and publications as well as consultancy projects appear in his vitae. He is a passionate researcher, practitioner and academic with a track record of delivering outcomes in all three areas, including the leadership roles he filled. He is reflective and also creates opportunities for others to contribute to the projects he is involved with or leads.

I've worked with Llewellyn in different settings and contexts and considers him to be one of the brightest IOP professionals of his generation. He believes in following a rigorous scientific approach to work, but unlike many academics he is flexible in the application of his findings and ensures that it has 'real world' & practical meaning. I'm proud to call Llewellyn a colleague and friend and will gladly work with him again. I can recommend him in both the academia as well as private markets.

It's a pleasure working with Llewellyn. He's an engaged researcher and an inspiration to others. He always has many idea's, not just for scientific studies, but also to implement insights from research into the work and life of others to improve their wellbeing.

Llewellyn is a prolific writer and respected researcher within the field of positive psychology. He is also regarded as a leader in methodology and statistics, always prepared to serve with guidance whenever an opportunity presents itself. He established himself as a professor at a very young age within the tertiary educational environment as well as well as a sought-after consultant in the private and public sectors. I enjoy working with Llewellyn, a person you can always rely on, not only for his collegiality, but also for his competence.

Prof. Van Zyl is a brilliant organizational psychologist who strives to maintain the highest levels of scientific rigor and to incorporate the latest methodological developments in solving complex problems. His highly effective interventions are guided by evidence from literature, but his goals are always more than just superficial outcomes. He strives to bring about sustainable change in those that he serves.