This certificate recognizes that Leon V. Pinnock successfully completed and received a passing grade in the MITx course 15.390x: Entrepreneurship 101: Who is your customer?, an online course offered through MITx and edX. The certificate is signed by Bill Aulet, Director of the Martin Trust Center for MIT Entrepreneurship and Senior Lecturer at MIT Sloan School of Management, and Sanjay Sarma, Director of Digital Learning at the Massachusetts Institute of Technology.