Bradd Libby is Manager, AdMax R&D at The Search Agency, an integrated online marketing firm headquartered in Santa Monica, CA. He has worked for The Search Agency since November 2006, developing the bid recommendation algorithms at the core of AdMax, the company's proprietary online marketing platform. In addition to his writings for Search Engine Land, Bradd is a frequent contributor to The Search Agents, the official company blog of The Search Agency. He has a Ph.D. in computational statistical thermodynamics from the University of Massachusetts at Amherst and previously worked as a consultant building dynamic computer simulations for clients in health care, government and the oil industry, among others.

• Google’s New “Automated Rules” Lets You Shoot Your Eye Out
• Statistical Significance: Not Just For Geeks Anymore
• Lessons From Google’s Own Paid Search Campaigns: Forget The “Rules”
• The Pitfalls Of Budget-Constrained Bidding