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Richard Tiller
Richard Tiller has spent the past four decades in the business world as a manager and salesperson, and as a trainer, coach and author serving people in management and sales. He has...voir plusRichard Tiller has spent the past four decades in the business world as a manager and salesperson, and as a trainer, coach and author serving people in management and sales. He has also been a Bible teacher for the past three decades. He lives with his wife, Christina, in Vienna, Virginia.voir moins