Dr Zinn is an Independent Non-Executive Director of Sanlam and the Chair of the Human Resources and Remuneration Committee.
Dr Zinn also serves as the Independent Chair at the V&A Waterfront and WESGRO. Other directorships include serving on the boards of MTN South Africa, the Boston Consulting Group SA, the Spar Group, the SpurCorp and WWF South Africa, Tuesday Consulting, Empowerment Capital Investment Partners, and Business Engage. She is also the Chair of the Nedbank Eyethu Community Trust, and a Trustee on the Roland Greaver Foundation and the Make Difference Foundation.
Dr Zinn holds a BA degree and a PGDip in Education from the University of the Western Cape, B.Ed (Hons) (UNISA); M.Ed from the University of the Western Cape; as well as Ed.M and Ed.D from Harvard University.