Dr. Donald Bitzer, a prominent computer scientist known for his role in the development of the PLATO system and a long-standing professor, has passed away. Many tributes highlight his affable nature, enthusiasm for teaching, and his impactful interactions with students. Bitzer's contributions extend beyond academia to influence technological innovation and online communities. He is fondly remembered for blending practical problem-solving with a deep curiosity, inspiring his students and peers alike. His legacy includes a vibrant community surrounding PLATO, which although not leading to immediate breakthroughs, paved the way for various advancements in computer-aided instruction and interaction. The heartfelt responses from students depict a professor who was not just an educator but a source of inspiration who fostered a love for learning and innovation, leaving a lasting impact on the fields of computer science and education.