Ed Schein (1928–2023) was Professor Emeritus of the Massachusetts Institute of Te‐chnology (MIT) Sloan School of Management. He was educated at the University of Chicago, Stanford University, and Harvard University, where he received his PhD in social psychology (1952). He worked at the Walter Reed Institute of Research for four years and then joined MIT, where he taught until 2005. He has published extensively—Organizational Psychology, 3rd Edition (1980); Process Consultation Revisited (1999); Career Dynamics (1978); Career Anchors, 4th Edition, with John Van Maanen (2013); Organizational Culture and Leadership, 5th Edition (2017); and The Corporate Culture Survival Guide, 3rd Edition, with Peter Schein (2019). In 2009 he published Helping, a book on the general theory and practice of giving and receiving help followed by Humble Inquiry (2013) and, working with his son Peter, published Humble Leadership (2018) and a second edition of Humble Inquiry (2021). He was the 2009 recipient of the Distinguished Scholar‐Practitioner Award of the Academy of Management, the 2012 recipient of the Lifetime Achievement Award from the International Leadership Association, the 2015 Lifetime Achievement Award in Organization Development from the International OD Network, and held an honorary doctorate from the IEDC Bled School of Management in Slovenia.

John Van Maanen is the Erwin H. Schell Professor Emeritus at the MIT Sloan School of Management. He is an ethnographer of organizations ranging in type from police organizations to educational institutions, as well as a variety of business firms. Cultural descriptions figure prominently in his studies of such diverse work worlds as beat patrolmen on city streets in the United States; police detectives and their guv'nors in London; fishermen in the North Atlantic; and park operatives in the Sistine Chapel of Fakery, Disneyland (here and abroad). He has taught at MIT Sloan since 1972 and has been a visiting professor at Yale University, University of Surrey, INSEAD, and is an Honorary Fellow at Cambridge University. He is the author of numerous books and articles including Tales of the Field, 2nd Edition (2011), and Career Anchors, 4th Edition, with Ed Schein (2013). John was educated at California State University, Long Beach, and University of California, Irvine (PhD 1972).

Peter Schein is the cofounder of the Orga‐nizational Culture and Leadership Institute (OCLI.org), which is dedicated to advancing organizational development and design through a deeper understanding of organizational culture and leadership theory. Peter's writing draws on over thirty years of industry experience in product marketing and corporate development at tech‐nology pioneers including Pacific Bell, Apple, Silicon Graphics, Inc., Packeteer (BlueCoat), and Sun Microsystems, Inc. (Oracle), with a focus on the underlying organizational culture challenges that growth engenders in innovation‐driven enterprises. He is coauthor of four books with Ed Schein, including Humble Leadership (2018), The Corporate Culture Survival Guide, 3rd Edition, and their most recent release, Humble Inquiry, 2nd Edition (2021). Peter was educated at Stanford University and Northwestern/Kellogg (MBA 1991).