Conversation so far:
What causes were Madalyn Murray O'Hair active in?
In 1960, Madalyn Murray O'Hair filed a lawsuit against the Baltimore City Public School System, naming her son William as plaintiff.
What was the result of Madalyn Murray O'Hair's lawsuit against the Baltimore City Public School System?
After consolidation with Abington School District v. Schempp, the lawsuit was heard by the Supreme Court of the United States in 1963. The Court voted 8–1 in Schempp's favor.
Are there any other interesting aspects about the Madalyn Murray O'Hair article besides her lawsuit against the Baltimore City Public School System?
Madalyn Murray O'Hair appeared on The Phil Donahue Show several times, including the first episode in 1967. Later Donahue said that O'Hair was unpleasant in person.

Question: Why did he say she was unpleasant?
Self-contained rewrite: Why did Phil Donahue say Madalyn Murray O'Hair was unpleasant?