Staff Bios

Tony Long, Executive Director
  Tony Long is the fourth Executive Director of the Osher lifelong Learning Institute at American University (OLLI at AU) in its 37 year history. He started at OLLI at AU in 2013 as its Curriculum Coordinator and then as its Deputy Executive Director before assuming the ED role in 2018. Tony's charge is to provide the highest quality academic programming, to practice sound financial management, and to implement strategic initiatives set forth by the Board of Directors. He earned an MA in Government Studies from Johns Hopkins University and taught university-level composition and research writing for nine years prior to coming to OLLI at AU.
Mary Fran Miklitsch, Deputy Executive Director
Mary Fran began her career as a typesetter for a small graphic design firm in Washington, DC. She then became Publications Manager at the trade association NFIB. Following a move to the Boston, MA area, she became the Graphics Manager at the New England Journal of Medicine. Upon her return to DC, she worked in tech support for a magazine design company, and had her own web design firm for 14 years before joining OLLI at AU. Mary Fran has a BA in Psychology and has studied Fine Arts at the Maryland Institute College of Art, the Massachusetts College of Art and Design, and the former Corcoran School of Art. She had her 15 minutes of fame as a participant in DC's Party Animals and Pandamania projects, and has been in numerous juried art shows.
Lesley Diaz, Academic Programs Coordinator    
Lesley has a BA in education and is a former elementary school teacher. She has lived in Saudi Arabia, Japan, and Cuba (as well as several different states), and taught most recently at an international school in Peru. Although no longer a teacher, Lesley enjoys still working in education, now with adult learners at OLLI. She has been with OLLI at AU since June 2018 after moving to the Washington, DC area from Richmond, VA. In her free time, she enjoys spending time with family, cooking, and designing new pieces for her Etsy shop.
Jesse Williams, Operations Coordinator    
Jesse attended the University of the District of Columbia, where he studied Criminal Justice. Prior to joining OLLI, Jesse worked at Facility Logix as a Project Management Administrator. He has previous work experience in office management. During his spare time, Jesse enjoys spending time with his family and grilling.
niranjan singh, administrative Coordinator    
Niranjan is very excited to serve at OLLI at American University. He brings a passion for education and learning, having supported operations at Johns Hopkins and at his alma mater, the University of Rochester.  Niranjan also has  taught conventional classes for adults and tutored at-risk and international students. In his spare time, Niranjan practices yoga and Chi Gong. Niranjan hopes to use all his experience, education, and sense of humor to help serve OLLI’s mission of making lifelong learning an amazing experience for OLLI members.


Sara holds a BA in Psychology and a minor in Public Health from American University. During her time at AU, she tutored elementary students, worked at the AU museum, and studied abroad in Scotland. She interned for OLLI her senior year before joining the team full-time and is excited to start her career in education. Having grown up in Vermont and Massachusetts, Sara loves the outdoors, traveling, and iced coffee.