Conversation so far:
What were Irving Fisher's health campaigns?
Irving Fisher advocated regular exercise and the avoidance of red meat, tobacco, and alcohol.
Did Irving Fisher campaign about tuberculosis?
who did Irving Fisher co-author the book How to Live: Rules for Healthful Living Based on Modern Science with?
Eugene Lyman Fisk
Were there other healthy campaigns by Irving Fisher?
Irving Fisher supported the legal prohibition of alcohol and wrote three booklets defending prohibition in the United States on grounds of public health.
Did Irving Fisher write anything else about social and healthy campaigns besides How to Live: Rules for Healthful Living Based on Modern Science?
Irving Fisher wrote an anti-smoking article for the Reader's Digest.

Question: what was his opinion on social issues?
Self-contained rewrite: what was Irving Fisher's opinion on social issues?