:Here is another source for the same assertion, if needed. I didn't add it to the article because it didn't seem appropriate in the lede:  
 :The John Birch Society emulates Communist cells and quasi-secret operation through "front" groups, and preaches a ruthless prosecution of the ideological war along lines very similar to those it finds in the Communist enemy. 
 :Source: Richard Hofstader, The Paranoid Style in American Politics (Boston: Harvard University Press 1964) p. 33 ISBN 0674654617 Andwait for ithe quotes Barry Goldwater: "I would suggest that we analyze and copy the strategy of the enemy; theirs has worked and ours has not."