Mike Thibault, WNBA's all-time winningest coach, to retire; son Eric Thibault takes over as Mystics head coach | CBS Sports Headlines Mike Thibault, WNBA's all-time winningest coach, to retire; son Eric Thibault takes over as Mystics head coach Mike Thibault, 72, will remain in the organization as the general manager … Continue reading Mike Thibault, WNBA's all-time winningest coach, to retire; son Eric Thibault takes over as Mystics head coach