Justin Roff-Marsh is the founder and President of Ballistix and author of the new book, The Machine: A Radical Approach to the Design of the Sales Function. Roff-Marsh is considered by many as the thought leader in Sales Process Engineering, a radical new approach to the management of the sales function. He is also the editor of the popular Sales Process Engineering blog, read by thousands of people around the world.

Over the past decade, Roff-Marsh has presented Sales Process Engineering at events to tens of thousands of executives the world over. He has been guest speaker at scores of industry events, conferences and association meetings, and has facilitated Solution Design Workshops to hundreds of companies in a variety of industries throughout North America and Australia.