Rethinking his 1963 rejection of writer George Plimpton's proposal to allow Plimpton to pose in training camp as a rookie quarterback (resulting in bestseller and movie "Paper Lion"), in 1966 Sherman and Mara accepted author Eliot Asinof's proposal to spend two years with the team having total freedom and unlimited access to players, coaches, and executives, even closed coaches meetings. This resulted in a never-before seen behind-the-scenes look of the inner world of the professionals, "Seven Days To Sunday", published in 1968 (whose opening line is, "Allie Sherman's hundred-hour week began around 7am Monday").