Two of the books on his list:
John Marshall by Jean Edward SmithRead about all six titles Rosen named.
The best modern biography of America’s greatest chief justice. Because of his genial personality and temperament, Marshall won over colleagues of different ideological stripes and transformed the weak and divided court into a strong and unanimous one.
Becoming Justice Blackmun by Linda Greenhouse
A vivid narrative of a deteriorating friendship. Associate Justice Harry Blackmun and Chief Justice Warren Burger were childhood friends who came to mistrust each other on the court. Both men were undone by their vanity and personal insecurities.