About the Authors

Dr. Bryan Bischof leads AI at Hex, and is an adjunct professor in the Rutgers Masters of Business and Analytics program where he teaches Data Science. Previously, he was the Head of Data Science at Weights and Biases, and built the DS, ML, and Data Engineering teams. He has built recommendation systems for clothing(at Stitch Fix), recommendation systems for technical blog posts(at Weights and Biases), built the world’s first recommendation system for coffee(at Blue Bottle Coffee), and now is building recommendation systems for AI agents. His research interests are in geometric methods for ML, including higher order graph methods and topological methods. His data visualization work appeared in the popular book The Day it Finally Happens by Mike Pearl. His Ph.D. is in pure mathematics.

You can find Bryan on LinkedIn at: bryan-bischof

and on X at: @bebischof

Hector Yee is a Staff Software engineer at Google where he has worked on multiple projects including creating the first content based ranker on Image Search, the self driving car perception, and writing the YouTube recommender system. He has won a technical Emmy for his work on personalized video ranking technology. He has an M.S. in computer graphics.

You can find Hector on LinkedIn at: yeehector

and on X at: @eigenhector