Final answer:
The 'Semester in San Francisco' program does not have a clear pilot year in the information provided. The context indicates a climate of social and political activism in the 1960s, which might suggest the era in which such programs could have emerged. Specific details about this program's beginnings, however, are not articulated within the provided historical excerpts.
Step-by-step explanation:
The Semester in San Francisco program does not have a publicly known established pilot year easily found in the historical records provided.
However, the context provided relates to key movements and events from the 1960s, such as the Free Speech Movement at UC Berkeley in 1964, the arrival of combat troops in Vietnam in 1965, and the rise of San Francisco as a center for gay tolerance and the counterculture movement.
These events highlight the overall social and political activism climate within which educational programs and movements like Semester in San Francisco might be contextualized or have emerged.
It's important to note that while specifics about the Semester in San Francisco initiative are not clearly detailed, it could potentially be linked to the broader educational and student activism sentiments of that era.
For example, the teach-ins at the University of Michigan in 1965 demonstrated the University's involvement in addressing political and social issues as an institution, which aligns with the sort of ethos that a program like Semester in San Francisco would epitomize.