In his Aug. 12 resignation letter, Brabeck-Letmathe said he had personally witnessed a “toxic work environment” for several months and that the only way to move forward was for the board to seek an “amicable agreement” with Schwab to resolve the dispute. Brabeck-Letmathe has served for years on the Forum’s board.

An investigation conducted by the World Economic Forum's board on Friday cleared the body's founder Klaus Schwab and his wife of wrongdoing, after a probe into whistleblower complaints. "Following a thorough review of all facts,