Steve Zimmerman, CPA, MBA, is principal at Spectrum Nonprofit Services, a finance and strategy consulting firm based in Milwaukee. With Jeanne Bell and Jan Masaoka, he co-authored Nonprofit Sustainability: Making Strategic Decisions for Financial Viability, published by Jossey-Bass in 2011. In addition to writing the Finance & Strategy column for Blue Avocado and consulting to nonprofits across the country, Steve conducts train-the-consultant sessions how to use the book’s framework with nonprofits in strategic and/or business planning. His site includes templates and other materials based on the book.