Reflections in Diversity Multi-Tiered Role Models in Career Workshops Anna Garry and Ursula Keller Career workshops using multi-tiered role models can support and advance minority scientists at all career stages. Log in or become a member to view the full text of this article. This article may be available for purchase via the search at Optica Publishing Group. Optica Members get the full text of Optics & Photonics News, plus a variety of other member benefits. Publish Date: 14 September 2014 Add a Comment Please enable JavaScript to view the comments powered by Disqus.