David is a Geek that has been publicly Speaking and teaching for more than 25 years, from London to Los Angeles, Berlin to Beirut, Kingston to Kuala Lumpur, Mumbai to Melbourne, and Mexico City! He loves communications technology and was the longest serving Worldwide Community Director for the Asterisk® project – the 'Daddy' of all Open Source communications projects. David has always been grateful to the Geeks that build the various technologies he speaks about, and he wants to give back - by helping Geeks to Speak, Nerds to be Heard and Techies to Teach! He is achieving this through his Geek Speaker System - 7 Power Presenting Protocols ...for Nerds