Jonathan Kaplan is a Senior Vice President at the D. E. Shaw Group, a quantitative investment firm, where he works on algorithmic trading.  Prior to joining D. E. Shaw, he was a NSF Postdoctoral Fellow in the Stanford Math department, and a Resident Fellow at the Mathematical Sciences Research Institute in Berkeley.  Jonathan has a Ph.D. in math from Harvard, where he worked on problems in Harmonics analysis and high-dimensional data.

Born in Madison, Wisconsin, Jonathan graduated Yale in 2000.  He currently lives in New York City.

Jonathan currently serves as Vice President of the Anthony Trust Association and has often represented the ATA at the 1-2-3 Conference.