"There is simply no other leadership development programme quite like this"

Enhancing the power of over forty years of research with a revolutionary framework that provides a multi-dimensional view of leadership.

This is a programme designed to advance your leadership capacities for a complex world.

Overcome inherent barriers to leadership and personal success.

What is the Impostor Phenomenon?

The impostor phenomenon has been researched for over forty years and still, people struggle with it everyday.

An illogical, but very real, feeling of being an impostor is preventing the advancement of highly skilled leaders and diverse leadership teams.

Current research also shows that organisations are failing to capitalise on much needed talent to flourish in a highly complex, disrupted environment.

Who should attend?

People with leadership responsibilities in a changing, volatile or complex environment.

Leaders with a passion to enhance their own capacities to get the best from themselves and their teams.

Professionals with a desire to leverage a growth agenda.

Individuals with an interest in creating, retaining and developing a diverse and inclusive workforce.

Individuals who recognise that insight and personal mastery are the keys to career advancement.

What will you learn?

Using the revolutionary framework of The GC Index® you'll radically rethink how you can nurture key talents for greater impact.

The key to achieving long-term success is to transform individual action into collective power. Using your unique individual profile, understand how you can best contribute and make an impact as a leader and as part of a team in a complex world.

Download the Information Sheet

Why is this programme different?

Never before has four decades of empirical research into the impostor phenomenon been melded with such a powerful leadership framework and applied with a commercial lens.

The programme brings together innovative, complementary evidence based frameworks to measure an individual's impact.

A day of deep insight illustrates how everyone can make a greater contribution in a complex world.

Recognising the principles of multi-dimensional leadership, the programme showcases how your behaviours can make a tangible impact.

Recognising the principles of multi-dimensional leadership and personal mastery.

What you will get

Your GC Index® full report will give you practical insights into your natural aptitudes and inclinations, informing how you can maximise your ability to create and make sense of new ideas and how to make them happen.

A bespoke set of materials.

A full day of interactive discussion, insight and activity.

An understanding of your authentic leadership style.

Models, methods and tools to overcome barriers to personal success.

Who is behind the programme?


Dr Theresa Simpkin is a forward thinking academic, researcher, corporate educator and sought after public speaker. She has conducted global empirical research into the impostor phenomenon and is passionate about advancing the potential of leaders by recognising and diminishing barriers to success.

Terri is the Managing Director of Mischief Business Engineering, an organisation on a mission to create better, human centred worplaces and the founder of Braver Stronger Smarter.

What people are saying about us

At the Chelmsford Ideas Festival 42% of attendees said Terri's session was "great" and 58% said it was "amazing"

"It was the best professional development I've done. Terri is an engaging presenter and obviously knows her stuff"
[Tri-Services Leadership Programme]

"Terri is a confident and engaging speaker and held the attention of the room with ease"
[SPE - Women in Energy]

"The content and delivery of her talk was world class"
[Technical Development Manager - Desolenator]

Join the Programme

Book the programme or contact us for more information.

For bespoke, corporate or group programmes for a minimum of six - contact us for special pricing.

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Contact Us


  +44 (0)7827 242 367