Darryl L. Sink, EdD, is president of Darryl L. Sink & Associates (DSA). DSA has 26 years of experience designing and developing great learning experiences. His firm specializes in learning and performance consulting and custom training design and development.

His graduate work was at Indiana University, Bloomington, Indiana, where he specialized in instructional systems design and educational psychology.

He is the author of six comprehensive guides to instructional design and development that are used with DSA’s workshops to provide fundamental instructional design training and processes. These processes have been adopted and are being used by many Fortune 500 companies, public institutions, and nonprofit organizations.

He is a contributing author to the International Society of Performance Improvement’s (ISPI) Handbook of Human Performance Technology. He is the recipient of ISPI’s Professional Service Award and was three times awarded the Outstanding Instructional Product of the Year Award by ISPI.

Contributor to ASTD Handbook for Workplace Learning Professionals - Available as article-length Fast Fundamentals whitepaper (PDF download): Instructional Design Models and Learning Theories.