Zachary Klein is the author of the critically acclaimed Matt Jacob mystery series, which includes Still Among the Living, Two Way Toll, No Saving Grace and Ties That Blind, all available from Polis Books. He has worked as a Vista volunteer and a private counselor for individuals, couples, and groups, and is a founder of the People’s School in Uptown Chicago, a school for high school dropouts. He also worked at Boston’s Project Place, a worker-run social service collective that provided free crisis intervention and other community services, as well as serving as the Clinical Supervisor for one of Boston's methadone clinics. Zachary Klein lives in Boston. Follow him on Twitter at @zach_klein or visit him online and at http://zacharykleinonline.com/