An open-source project of the nonprofit Participatory Politics Foundation, tracks bills involving abortion. As with all open-source sites, journalists should verify information found there before using.

The Jewish Week is a newspaper with five regional editions that cover the Jewish community in the New York City area and around the world. Gary Rosenblatt is editor and publisher.

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.