Three leaders.
one powerful playbook.

The experience behind the playbook

Space 30

  • Susan MacKenty Brady

    “Difference is the daily tension of leadership. Led well, it becomes your organization’s greatest source of value.” – Susan

    Susan MacKenty Brady is a leadership educator, executive coach, and CEO of the Simmons University Institute for Inclusive Leadership. A Wall Street Journal bestselling author, she inspires thousands of leaders annually through keynotes, workshops, and strategic advising. Susan’s work focuses on the human side of leadership, emphasizing self-awareness, connection, and the relational skills that drive performance. Known for her real, practical guidance, she helps leaders navigate difference, strengthen trust, and lead from their best selves.

    Meet Susan

  • Stuart D. Kliman

    “Difference is dormant capital. Leadership puts it to work.” – Stu

    Stuart Kliman is a seasoned advisor who has spent over three decades working with leaders and organizations to collaborate more effectively in high-stakes, complex environments and relationships. A founding partner at Vantage Partners and with experience as an executive across multiple industries and contexts, he brings deep expertise in negotiation, decision-making, relationship management and organizational performance. Stuart focuses on how smart systems and strong relationships unlock value, especially amid difference. His work blends behavioral science, practical tools, and lived experience to help leaders think, partner, and execute more effectively.

    Meet Stu

  • LTG (R) Leslie C. Smith

    “Difference does not derail teams. Unaware leaders do.” – Les

    Lieutenant General (Ret.) Leslie C. Smith brings a distinguished career of leading through complexity as the 66th Inspector General of the U.S. Army. Known for building trust under pressure, he now teaches leadership across sectors as Vice President for Leadership at the Association of the U.S. Army a visiting professor at Georgia Southern University, and Corporate Board Director. Les offers a simple, powerful message: leadership begins with integrity, clarity, and human connection. His stories illuminate how unity across difference drives mission success.

    Meet Les

Coming july 2026

Six Leadership Actions to Bridge Perspectives,Strengthen Teams, and Create Value

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  • What sets All the Difference apart is its unflinching honesty about why managing difference is so hard in the first place. This is leadership wisdom forged in radically different contexts—from boardrooms to battlefields—distilled into a framework that’s as practical as it is transformative.

    If you’re serious about unlocking the full capability of your team, this is your playbook.

    —Kevin B. Churchwell, MD, CEO, Boston Children’s Hospital

  • All the Difference offers leaders a clear and actionable roadmap for navigating the complexity of modern teams. Susan MacKenty Brady, Stuart D. Kliman, and Lt. Gen. (Ret.) Leslie C. Smith show, with clarity and heart, how to turn difference into an engine for trust, creativity, and results. This book is essential reading for anyone leading in today’s world.

    —Dorie Clark, Wall Street Journal and USA Today bestselling author of The Long Game

  • Leadership gets hardest when different perspectives collide under real pressure. All the Difference offers a practical, human approach to building trust, working through tension, and turning difference into better decisions and stronger results.

    —Patrick Gilligan, President and CEO, Point32Health

  • Strategy fails or succeeds based on how leaders handle difference. Left unmanaged, difference derails execution; harnessed well, it fuels innovation, commitment, and results. This book makes clear why leading through difference is the most critical leadership capability of our time, and how to build it.

    —Bruce Patton, Cofounder and Distinguished Fellow, Harvard Negotiation Project Coauthor of the perennial bestsellers Getting to YES and Difficult Conversations

  • Leading in a rapidly changing world requires unleashing the value of every team member. And what makes one different is also what makes one invaluable. All the Difference is a must-read playbook for forging the differentiating strengths across a team, an organization, into a unique collective superpower.

    —Sanyin Siang, Executive Director, Duke University; Coach K Leadership ; Ethics Center; Thinkers50 Coaching Legend

  • All the Difference reframes difference as a source of return rather than risk. With clarity and real-world insight, the authors show how to convert everyday tension into trust, performance, and long-term value creation. A timely guide for executives navigating complex environments.

    —Stephen H. Wise, Cohead, Americas Corporate Private Equity, Carlyle

  • All the Difference meets leaders exactly where today’s work actually happens—where varied perspectives, styles, and experiences collide under real pressure. This is a grounded and highly usable guide for leaders who want to create teams that don’t just function, but truly work better because of their differences.

    —Dr. Marshall Goldsmith is the Thinkers50 #1 Executive Coach and New York Times bestselling author of The Earned Life, Triggers, and What Got You Here Won’t Get You There.

  • In rooms where cultures, temperaments, and timelines collide, leaders have two choices: manage around difference or build with it. All the Difference shows you how to do the latter with humility, precision, and deep insights. The authors turn theory into 6 Target Actions that are not only repeatable but also, life-changing! The trio of authors are trustworthy practitioners who’ve built teams, advised C-suites, and grounded their guidance in research and lived experience. If you care about results and relationships, about building trust that travels across borders and roles, this is that one spectacular playbook that can guide you and your teams into new dimensions of success.

    —Alan Way, Executive Director, Private Clients, LOUIS XIII Americas, Rémy Cointreau