Share this postW. David PhillipsAlan Hirsch at Exponential ConferenceCopy linkFacebookEmailNotesMoreAlan Hirsch at Exponential ConferenceDavid PhillipsMay 20, 2011Share this postW. David PhillipsAlan Hirsch at Exponential ConferenceCopy linkFacebookEmailNotesMoreShareHe has a Red Bull addiction :-D It's just over 9 minutes. Enjoy.PreviousNext