Award-Winning Practitioners

Ground-breaking Thought Leaders

You deserve to benefit from The Experts on improving business performance through improved people performance. TDE’s team wrote the books. TDE’s team created the methodologies. TDE’s team invented the language. TDE documents the results. TDE builds high-performing, high-communicating cultures. Business. Transformed.

Andy Fleming

Co-Founder & Chief Executive Officer

Fleming co-created TDE’s foundational services: The Developmental Sprint® and the Growth Culture Indicator® (TDE’s DDO Assessment®). He provides high-level consulting and insights to customers, drawing on 30+ years experience of propelling organizations and people to achieve their best.

Dr. Robert Kegan

Co-Founder & Chief Knowledge Officer

Arguably the single most cited thought-leader in adult development today, Dr. Kegan shares the same insights with your organization that he recently shared with the World Economic Forum’s Davos Conference as invited faculty. Inspirational. Instructive. Powerful.

Dr. Lisa Laskow Lahey

Co-Founder & Chief Knowledge Officer

Co-creator of the groundbreaking Immunity to Change® process, Dr. Lahey specializes in identifying personal and organizational impediments to change. This diagnosis is the first step to ultimately breaking free of unproductive habits in order to achieve personal and professional goals.

Claire Lee

Co-Founder & Chief Business Officer

After 30+ years in corporate leadership and executive coaching roles, Lee is an expert at ferreting out those critical hang-ups that prevent individuals, teams, and companies from moving forward. She leverages The Developmental Sprint® methodology to define work-integrated experiments for overcoming these challenges and achieving business growth.

Dr. Matthew L. Miller

Director, Corporate Insights

A diagnostic designer and data analyst dedicated to actionable insights, Dr. Miller co-created the Growth Culture Indicator® (TDE’s DDO Assessment®) benchmarking tool. As well, he captures and shares Developmental Data with TDE’s clients, which inform professional and corporate growth opportunities.

Dr. Tom Will

Senior Consultant and Coach, The Developmental Sprint®

Dr. Will’s 20 years of experience as a management professor and consultant equip him to connect quickly and meaningfully with clients’ growth aspirations. As Senior Consultant at The Developmental Edge®, Will engages in Developmental Sprint® facilitation and coaching.

Dr. Allison Rowland

Senior Coach, The Developmental Sprint®

Dr. Rowland is especially gifted at change management, executive coaching, and the operationalization of employee development. For more than 20 years, she has facilitated professional development programs across dozens of purpose-driven, responsible organizations.

Amara Lynch

Senior Coach, The Developmental Sprint®

A project manager, education consultant, and life-long learner, Lynch uses a broad range of skills to support TDE’s work both internally and externally. TDE and our clients benefit from her compassion, curiosity, attention to detail, and commitment to her own personal development.

Juniper Belshaw

Senior Coach, The Developmental Sprint®

Belshaw is an executive coach and facilitator with over 15 years of experience guiding senior leaders and their teams toward increased performance, strengthened leadership, and improved work relationships.

Tom Coker

Senior Coach & Director of Business Operations & Development

Coker’s work with TDE includes business operations and development, developmental coaching, and Developmental Sprint® facilitation and support.