Gay couples celebrated when the US Supreme Court recently legalised same-sex marriage.
That ruling has triggered a debate on whether the institution of marriage can be redefined to allow the marrying of multiple partners.
A recent Gallup poll shows that polygamy has been gaining acceptance over the last decade - from five percent in 2006 to 16 percent today.
The TV show Sister Wives is being credited with helping to normalise the idea of polygamy to the average American.
So, could polygamy be next? And what are the legal challenges?
Presenter: Dareen Abughaida
Freddie Deboer - author of It’s Time to Legalize Polygamy
Stephen Macedo - author of Just Married: Same-Sex Couples, Monogamy and the Future of Marriage
Andy Izenson - Associate Attorney at the firm Diana Adams Law & Mediation.
Source: Al Jazeera