If you want to know more about Paul Rand, who is generally considered the greatest logo designer ever, I recommend:

https://www.amazon.com/Paul-Rand-Steven-Heller/dp/0714839949...

And his own books on design are all worth a read.

He did the classic logos of IBM, NeXT, UPS, Morningstar, Cummins Engine, CBS, Westinghouse, and lots more.

If you’re new to Paul Rand, there is a very good book on his work:

Paul Rand https://www.amazon.com/dp/0714839949/ref=cm_sw_r_cp_api_4GO2...