![Plaque honoring Stashu Geurtsen](https://news.sonoma.edu/sites/news/files/styles/listing_thumbnail/public/field/image/p1277522.jpg?itok=OGmatueI)
![Professor Geurtsen with his family](https://news.sonoma.edu/sites/news/files/styles/listing_thumbnail/public/field/image/unknown.jpeg?itok=8xP_J8VK)
![Paul Nausbaum](https://news.sonoma.edu/sites/news/files/styles/listing_thumbnail/public/field/image/paul_nausbaum.jpeg?itok=XOifTOYS)
When noted tennis player Paul Nussbaum was a sophomore at Sonoma State University in 1979, he enrolled in a psychology course taught by Professor Stan Goertzen called “Personal Awareness through Sports.“ It was a class that was to change his life, not just because of the topic but also the...