AutoriAlain Cardon4Marian Stas4Anne de Graaf2Flora Speer1Manfred F. R. Kets de Vries1Lee Floren1Roger Fisher1Ronald Heifetz1Barbara Kellerman1James Kouzes1Doug Strycharczyk1Andrew Mayo1Marcia Reynolds1Herb Sendek1Gabriela Elena Mech1Hugh Zachary1Stephen Bungay1John OKeeffe1Marty Linsky1Joan Magretta1Klaas Kunst1