Congratulations to Charles Pfeifer on successfully defending your thesis! You have worked hard to achieve this significant milestone in your academic career.
Congratulations Charles Pfeifer, PhD
![](https://ophthalmology.wustl.edu/wp-content/uploads/2023/09/IMG_5612-300x225.jpg)
Congratulations to Charles Pfeifer on successfully defending your thesis! You have worked hard to achieve this significant milestone in your academic career.