May we suggest...

David Hassell

David Hassell is the founder and CEO of 15Five, the leading web-based employee feedback and alignment solution.  Named "The Most Connected Man You Don't Know in Silicon Valley" by Forbes Magazine, David has also been featured in The New York Times, The Wall Street Journal, Inc., Entrepreneur, Wired, Fast Company, and Financial Post.  You can learn more about 15Five and David Hassell at www.15five.com.