Ethan Felson is vice president and general counsel of the Jewish Council for Public Affairs.

The Anti-Defamation League tracks discrimination based on religion. ADL has 30 regional offices. Check with local ADL officials for a breakdown on the number and type of antisemitic incidents in your area and for leads on interfaith initiatives.

Read the Anti-Defamation League annual audit of anti-Semitic incidents. Check the ADL site for the latest report.

TotallyJewishTravel sells advertising space for Passover events in more than 40 U.S. locations and on five continents. It’s a good place to look for an overview.

The Wandering Jew, part of Ontario Travel Bureau, is an agency that books more than 50 Passover events, including Seder cruises.

Jerry Abramson’s MatzaFunTours in Cherry Hill, N.J., says it has hosted Passover Seder vacations with numerous activities for two decades.

The American Jewish Congress is a leading Jewish advocacy group dedicated to fighting anti-Semitism. The AJC has regional chapters around the country for local sources.

William Donohue is president of the Catholic League for Religious and Civil Rights, an organization that is akin to a Catholic counterpart to the Anti-Defamation League.

Abraham Foxman is the national director of the Anti-Defamation League, probably the best-known Jewish organization battling anti-Semitism. Based in New York, the ADL has state and regional chapters around the country.