In Memoriam
The DSI remembers former faculty, members, staff, and other friends
![Stuart Gaffin](https://datascience.columbia.edu/wp-content/uploads/2021/01/Stuart-Gaffin.jpg)
![](https://live-columbia-dsi.pantheonsite.io/wp-content/uploads/2023/04/Katherine-Hickey-e1680527612939.jpeg)
Katherine Hickey
Center for Computational Learning Systems
The Fu Foundation School of Engineering and Applied Science
![Eugene Neduv](https://datascience.columbia.edu/wp-content/uploads/2021/01/Eugene-Neduv.jpg)
Eugene Neduv
Columbia Engineering
Industrial Engineering and Operations Research
![](https://live-columbia-dsi.pantheonsite.io/wp-content/uploads/2022/09/Orestis-960x960.png)
Orestis Papadigenopoulos
Postdoctoral Research Scientist
Data Science Institute
![](https://live-columbia-dsi.pantheonsite.io/wp-content/uploads/2023/04/drago.jpeg)