This article records tradition as it has been passed down and reported. Its sources are not yet part of the atlas's verified catalogue.
In early 1975, Frederick William Franz delivered a lecture titled What Is the Significance of 1975?, addressing directly the chronological expectation that had built around that year within Jehovah's Witness teaching. As the Society's chief theological voice since 1945 and its President from 1977, Franz was the documented central figure behind the public discussion of 1975's significance in Watch Tower talks and publications of the period, the figure who gave the expectation its clearest theological voice rather than leaving it as informal speculation among the rank and file.
Franz's association with 1975 places him as the third in a documented sequence of Jehovah's Witness leaders each tied to a specific dated expectation that did not arrive as taught. Charles Taze Russell's name is attached to 1914, Joseph Franklin Rutherford's to 1925, and Franz's own to 1975, three leaders across three generations of the same organization each addressing a chronological claim in turn.
Franz remained in the Society's leadership for years after 1975 passed without the expected event, becoming President in 1977 and holding that office until 1992, a continuity of leadership through an unfulfilled date that matches the pattern already documented in Rutherford's own continued tenure after 1925 passed without result. Neither an unfulfilled 1925 nor an unfulfilled 1975 ended the career of the leader most closely tied to teaching it.