## Some of my favorite cats studying CATegory theory

### Keats doing math

### Peanut doing math

### Phantom and Puck doing math

**(courtesy of Tony Elmendorf)**

More to come: Rascal, Pancake, Willow, Hank... if I ever get to do math with them

J.J. Sylvester Assistant Professor,

Johns Hopkins University

More to come: Rascal, Pancake, Willow, Hank... if I ever get to do math with them