We have deep expertise in the scientific basis of leadership. Our consulting team comprises individuals with advisory/consulting and industry experience in ASX-listed, private, not-for-profit and Government organisations. Our varied educational backgrounds in academia, psychology, business and human resources means that we bring progressive, sophisticated and rigorous thinking from many schools of thought to your organisation.

Dr Marcele De Sanctis

Managing Partner & Organisational Psychologist

Marcele co-founded the CogNative Leadership Advantage (CLA) in 2016. Under her leadership, the organisation has grown rapidly and now comprises a team of organisational psychologists, scientist-practitioners, leadership specialists and thought leaders who design evidence-based, research-supported solutions for global, ASX-listed, large private and public sector clients.

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David Bowering

Head of Consulting

David understands intimately the connection between strategy, leadership and internal culture. A close alignment between these three key organisational pillars maximises the potential for high performance and achieving aspirational objectives.

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Rearn Norman

Senior Psychologist

With over a decade of consulting and industry experience, Rearn brings specialist expertise in the areas of organisational development, leadership assessment and development, coaching, talent management and workforce planning.

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Lisa Everton

Head of Assessment & Organisational Psychologist

Lisa is a registered psychologist who specialises in the field of organisational psychology. Lisa is experienced in talent management and leadership assessment. She has partnered with organisations to support them in selecting and developing employees to ensure individual, team and organisational effectiveness.

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Ai-Mee Louie


Ai-Mee holds a Master of Psychology (Organisational) from Deakin University. She has experience in psychometric validation, behavioural assessment and organisational culture analysis, and is passionate about creating psychologically safe workplaces through great leadership and culture.

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Julie Egonidis

Head of Client Development

Julie is passionate about developing people and helping them become better leaders. She believes deeply that effective leadership has far reaching impacts in society; through the dynamic work cultures leaders create, the high performing teams they engage, and the decisions they drive to improve their organization and our communities.

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Hayley Roylance

Project Coordinator

Hayley joined the CLA as a Project Coordinator in 2018. She holds a Bachelor degree in Education and brings extensive experience in customer service, administration, process improvement and project management.

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Paula Kiernicki

Business Services

Paula has been engaged with Fisher Leadership since 2019, originally joining as a Research Associate specialising in the Health, Not for Profit and Independent Schools sectors in Australia.

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Our Associates

Our extended team of psychologists, organisational development and learning experts, academics and thought leaders who help us scale to meet our clients needs.