Business News • PR NewsWire • Award-Winning Leadership and Communication Expert David Grossman Earns Prestigious Certified Speaking Professional™ (CSP) Designation From National Speakers Association

Award-Winning Leadership and Communication Expert David Grossman Earns Prestigious Certified Speaking Professional™ (CSP) Designation From National Speakers Association

Award-Winning Leadership and Communication Expert David Grossman Earns Prestigious Certified Speaking Professional™ (CSP) Designation From National Speakers Association

CHICAGO, July 25, 2016 /PRNewswire/ -- Leadership and communication keynote speaker David Grossman has earned the esteemed Certified Speaking Professional™ (CSP) designation from the National Speakers Association (NSA), joining a highly select group of speakers to achieve the...

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Award-Winning Leadership and Communication Expert David Grossman Earns Prestigious Certified Speaking Professional™ (CSP) Designation From National Speakers Association

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