More: Can't vegans and vegetarians just get along?People whose ideologies are close but not identical often seem to hate each other the most. Consider the quarrels among various brands of progressives captured in the phrase “the left eats its own.” Freud called this phenomenon “the narcissism of small differences.” Recent research has referred to it as “horizontal hostility,” which grows as a reaction to “distinctiveness threat.” The distinctness under threat is differentiation from mainstream groups, a differentiation that minority groups usually value as part of their identities.
Psychologists have studied this dynamic among strict vegans and less-strict vegetarians, finding that vegans often were more hostile toward vegetarians than they were toward meat eaters. [...]
What do you think, are vegans, vegetarians and meat reducers all "fellow travellers"? Should we all embrace the "reducetarian" identity? (Why?) Are we less effective in ending factory-farming because we're not more united? Do vegans really prefer to hang out with meat eaters over vegetarians?