Our Leadership

Executive Officers 2022-2023

Tim Parshall - Vice President Tim Parshall

Tim came to Columbia in 1975 for graduate studies in English at the University of Missouri, where he met Lynn Barkovitz. They married in 1977 and have remained in Columbia, raising two children (Josh, bar mitzvah 1997, and Jordan, bat mitzvah 1999). Tim served on the board through most of the 1990s and into 2003, a time of expansion, the hiring of our first full-time rabbi, and the purchase of the Green Meadows property that is now our congregational home. During those dozen years, he held posts as treasurer, vice president, and president. He rejoined the board of directors in 2019, having retired from the University.

Paul Eisenstein
Vice President
Paul Eisenstein is the Interim Division Director for the Missouri Department of Economic Development.  

Michael Gardner




Other CBS Board Members

Julie Rosenfeld

Violinist Julie Rosenfeld is “a force of nature” according to the American Record Guide review of her CD, “New Music for Violin and Piano” with Peter Miyamoto. She is currently Associate Professor at the University of Missouri, having taught previously at the University of Connecticut and at Bard College in New York. Before coming to Columbia in 2014, for 32 years she was the first violinist of the Colorado String Quartet, winner of both the 1st Banff International String Quartet Competition and the Naumburg Chamber Music Award in 1983. With that ensemble she played more than 1200 concerts throughout the world, and made more than a dozen recordings, including a 7-CD set of the Quartets of Ludwig van Beethoven. A native of Los Angeles, Rosenfeld attended the Curtis Institute of Music, received her Bachelor’s degree from the University of Southern California, and her Master’s from Yale University. In addition to becoming a member of the CBS Board in 2019, Professor Rosenfeld serves as treasurer for the Odyssey Chamber Music Series. She and her wife Lydia, who is a champion grandmaster ultrarunner, are servants to their three sibling cats Nimbus, Greta Garbo and Cassius Clay.

Ben Trachtenberg Ben Trachtenberg was born in Hartford, Connecticut and grew up there and in Washington, D.C. He attended the Charles E. Smith Jewish Day School in Rockville, Maryland and was bar mitzvahed at Adas Israel in Washington.
He attended college at Yale, earned a master’s degree at the University of Limerick, Ireland, and studied law at Columbia (the one in New York).
Since 2010, he has taught at the University of Missouri School of Law. He is married to Joanna Trachtenberg, a lawyer. Their kids are Akiva and Shoshana.
Seth Rosner Seth Rosner is an IT Professional living in Columbia, MO for the past 7 years.  He has served on both the Board of Directors for Congregation Beth Shalom as well as the University of Missouri Hillel.  He currently lives in Columbia, MO with his wife, Chelsea, and their three children. 
Emily Fuller
Emily Fuller has been an elementary music teacher for Columbia Public Schools since 2012.  She teaches in our CBS Religious School and has been a part of the Camp Ben Frankel community in-person and online.  Emily has a husband, John, who also teaches for CPS, and a daughter, Elsa who is in second grade.
Janna Lancaster



Janna Lancaster has been a member of Congregation Beth Shalom since she moved with her family to Columbia in 2008. She is the wife of David Lancaster, mother of three, and a PhD candidate and teaching assistant at the University of Missouri. Janna’s professional life revolves around environmental sustainability and urban development issues, while her personal life revolves around her family, friends, and community. As the chair of the Membership Committee at CBS, Janna enjoys welcoming people who are new to the CBS community helping them learn about all that CBS has to offer. She also co-chairs of the annual Hanukkah Party, the annual Campaign with Champagne, and as a dancer and former yoga instructor leads the occasional yoga session at CBS.

Janna is proud of CBS’s role in the lives of its congregants and the community, and is committed to supporting its efforts to remain a big tent congregation, welcoming families and individuals who represent the broad spectrum of Jewish humanity.


Back to top