Jewish Action is a print and online magazine of the Orthodox Union. Nechama Carmel is the editor.

Heeb calls itself “a take-no-prisoners zine for the plugged-in and preached-out.” Launched in 2001, the magazine covers politics, arts and culture and is marketed to young Jewish sophisticates. Joshua Neuman is editor and publisher.

Commentary Magazine is a monthly neo-conservative magazine that focuses on politics and current events. John Podhoretz is editorial director.

ReligiousTolerance.org posts a collection of polls. The most recent are at the bottom of the site.

United Muslims of America is a nonpartisan public affairs organization that works to promote the participation of Muslims in American public life, including economics, education and politics. The nonprofit organization is based in Sunnyvale, Calif., and is supported by membership fees.

A Gallup/USA Today poll released in December 2012 found that religious beliefs were the reason most often cited as the basis for opposing same-sex marriage.

Gallup conducts a “values and beliefs” survey each May. Read about the 2012 results, which included a finding that 50 percent of Americans favor making same-sex marriage legal.

See a survey released March 20, 2013, by the Pew Research Center for the People & the Press on Americans’ attitudes on same-sex marriage. The survey included questions on whether same-sex marriage violates religious beliefs.

PollingReport.com posts recent polls on same-sex marriage. Newest ones are at the top.