We offer the world's best sourcing training, evaluation, and credentialing services: built for talent professionals by talent professionals.

Our Training Library condenses decades of expertise into a series of training courses and ebooks that will improve your skills, save time, and keep you competitive in today's ever-changing digital world. The training library is constantly updated to ensure that you get the latest and most relevant information.

We offer the world's first and only professional credentials for sourcing: the Certified Diversity Sourcing Professional (CDSP) and Certified People Sourcing Professional (CPSP) certifications. Passing our rigorous credentialing exams proves your proficiency in each of six core sourcing skill areas to potential clients and employers.

We have helped tens of thousands of professionals - from individuals to teams of 300+ - since our launch in 2012, and we look forward to assisting you!

Please visit our corporate home page to learn more about our other offerings (recruitment, pipeline generation, technology, and advisory services).

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Meet the Team

Irina Shamaeva
Irina ShamaevaFounder
Irina Shamaeva is a Partner and Chief Sourcer at Brain Gain Recruiting, blogger at Boolean Strings, creator and moderator of the world’s largest online community of Sourcers, and a world-class trainer providing webinars on Sourcing. Previously Irina was a Software Engineer and Manager at several start-ups and biotech companies in the San Francisco Bay Area. She holds a Master's in Mathematics from Moscow University.
David Galley
David GalleyDirector, Training Programs
David Galley is a self-described "Sourcing nerd" who enjoys digging deep into technical details and discovering information others may have missed. David leads the development and delivery of our training services. He also runs custom online and in-person training programs for corporate teams and recruiting agencies. David holds a BS in Accounting from Colorado Technical University.

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