Urantia Book Source Studies - Did Dr. Sadler Write Paper 88?

Urantia Book Source Studies

DID DR. SADLER WRITE PAPER 88?

PARALLEL CHART NO. 1
Paper 88 of the Urantia Book
paralleled with
The Science of Society, Volumes II and IV (1927),
by William Graham Sumner and Albert Galloway Keller
click here
PDF

PARALLEL CHART NO. 2
Chapter V of Dr. Sadler's
Living a Sane Sex Life (1938)
paralleled with
Psychology of Sex: A Manual for Students (1933),
by Havelock Ellis
click here
PDF

Read the two parallel charts above.
Compare how the Brilliant Evening Star paraphrased Sumner & Keller
with how Dr. Sadler paraphrased Ellis.
Could the two paraphrasers have been one and the same person?
You be the judge.