Artwork for Dr Diederik Gelderman - How Did He Do It?  Being an Atrocious Communicator then a Worldwide Trainer, in Communication - Mature Preneurs Talk
Mature Preneurs Talk with Diana Todd-Banks

Dr Diederik Gelderman - How Did He Do It? Being an Atrocious Communicator then a Worldwide Trainer, in Communication - Mature Preneurs Talk
00:00:00 / 00:30:00