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Massachusetts Licensed doctoral level (Harvard University) Psychologist, entrepreneur, author, and recognized leader on leadership and careers.

Co-Founder of Two Companies: Stybel Peabody Associates, Inc. (1979-) and (1999-).

Executive-in-Residence, Lexington Growth Fund Capital, a private equity firm.

Published author whose articles on leadership have appeared in Harvard Business Review, MIT Sloan Management Review and California Management Review. Psychology Today publishes Stybel Peabody perspectives on leadership and careers. To date we have 350,000 downloads. Co-author of Navigating the Waterfall, on sale at

In 2019 the Marquis Who's Who Publications Board named Larry Stybel winner of the Albert Nelson Marquis Lifetime Achievement Award for his "lasting contributions to the field of leadership."



Tel. 617 594 7627












Maryanne Peabody is co-founder and Vice President of Stybel Peabody. As President of Arbora Global's United States group she spearheaded its move into developing web based career management tools for use on a global basis. An organization development consultant, she has assisted companies in the areas of leadership effectiveness and career management since 1981. One of Maryanne's areas of expertise is assisting individuals rising through the professional ranks to become leaders without their having received specific education in management. Her work includes the fields or law, medicine, accounting, professional services consulting, health care, technology, and education. 


Maryanne is on the Board of Directors of a company which owns nursing homes. Prior to founding the firm, Maryanne held leadership positions in start-up health care organizations. Some of her accomplishments include the establishment of clinics in rural Texas, quality care programs in long-term care facilities and the framework for a home health care program for the City of Boston. Her health care management experience includes hospital, ambulatory care, community health, home health and long term care settings. 


Maryanne was on the Board of Directors of the New England Chapter of the National Association of Corporate Directors, and a founder of NACD's "Best Practices" seminar. She has served on the Board of a company that builds and manages assisted living facilities for low income elderly.


As an elected official and Chairman of the Town of Wayland's Board of Health, Maryanne also gained experience in key environmental health issues. She currently serves on the Personnel Board for the Town of Wayland. 


Maryanne's MBA is from Southern Methodist University in Dallas, where she was the first recipient of the Hoblitzelle Foundation's Women in Business Scholarship. Maryanne has a certificate in Leadership Coaching from Georgetown University and advanced training in organization behavior from Columbia University and has received certification as a Professional Certified Coach (PCC) from the International Coach Federation.


Maryanne has been a guest on various national and local TV and radio programs to discuss career issues. Her work has been featured in The Wall Street Journal, Harvard Business Review, MIT Sloan Management Review, and The Boston Globe. 










Warren Radtke is a Confidential Advisor, Mentor and Coach to Executives who are seeking strategic guidance in business or personal involvements.


Warren began a finance career at General Electric.   He brings perspective about profit and mission driven leadership change.   He is regularly consulted in matters of corporate governance.   In addition he is an internationally recognized executive coach with senior executives and maintains close ties with the Harvard University Graduate School of Business Administration.


Prior to joining Stybel Peabody Associates, Warren was Executive Vice President for Right Management Associates and helped take it public.


He is a graduate of Northwestern University and the Episcopal Divinity School of Cambridge, Massachusetts.   Warren is a Trustee at the Huntington Theater in Boston and serves the Episcopal Diocese of Massachusetts in a variety of capacities.










"Leadership is a performance art." Who can best help you perform consistently and at higher levels of effectiveness?


A theater and film director.


Michael Allosso works on movies, theater, and the digital show at comdex in Las Vegas. 


He also coaches CEOs and politicians about how to give a great, consistent performance under stress.


Michael is founding director of the chiswick park theater and the director of  "the strangler's wife" which is out on dvd.




617 371-2955