Today, an Obamacare regulation went into effect that phases in guaranteed coverage of preventive services for women — including contraception coverage — without co-pays. But some Republican-dominated states are fighting against the contraception requirement because of the claim that the provision violates religious liberty. In response to complaints that the rule supposedly infringes on religious freedom, more than 100 law professors wrote to President Obama and congressional leaders to express their concern about the lopsided argument. “In this cramped and one-sided view of religious freedom, supervisors are entitled to decide, based on their religious sentiments, whether their employees will be permitted to enjoy essential health benefits without the slightest concern for their religious beliefs,” they write. Read the full letter here.