Professor Macher is an Associate Professor of Strategy and Economics in the McDonough School of Business at Georgetown University. He teaches MBA, executive MBA, and executive education courses in microeconomics; competitive strategy; and the management of technology and innovation.

Prior to Georgetown University, Professor Macher worked for Braxton Associate (a strategy consulting firm now part of Deloitte Consulting), IBM and Motorola.

Professor Macher is a member of the Academy of Management (AOM) and the Strategic Management Society (SMS). He is on the editorial board of International Journal of Strategic Change Management. He is also a reviewer for several academic and managerial journals.