Sam Altman Bob Iger Succession Planning Dave Calhoun Elon Musk Succession Boeing Interim CEO Jensen Huang Resignation Changpeng Zhao Satya Nadella Founder OpenAI Retirement Joanna Geraghty Departure Executive Appointments Tim Cook Boeing CEO Female CEO Board Kirk Tanner Publisher Mark Zuckerberg Successor Brian Niccol Linda Yaccarino Gil West New CEO Company Performance Mary Barra President Bob Jordan Twitter Stephen Scherr Barry McCarthy Sundar Pichai Jamie Dimon Board of Directors Statements WeWork Dara Khosrowshahi Jay Monahan X Corp Qualifications Morning Routines Richard Dickson Career Development Ousting Ryan Cohen David Tolley CNN Mihai Pohonțu Shein Restructuring Vision COO Joel Anderson Hybe America Anne Wojcicki Dax Dasilva Dev Ittycheria Search Process Luxury Goods Turning Point USA CEO Charlie Kirk Alejandra Santamaria Southwest Airlines Joshua Schulman Strategic Changes Lance Kwasniewski Transportation Bernard Looney Ben Gagnon Influential Leadership Style Peter McGuinness Larry Culp Sherrie Westin Authority Costco Carlos Tavares Adam Neumann Richard Zimmerman Emad Mostaque Mark Thompson Fortune 500 Companies Chet Kapoor Elliott Hill Jack Dorsey Dollar General Jeffrey S. Stein Peggy Johnson Executive Chairman Mira Murati Advertising Hiring an Investigator Dave Limp Emmett Shear CEO Firing Alex Karp