Rob Reiner, born Robert Norman Reiner on March 6, 1947, in the Bronx, New York, is an acclaimed American actor, director, producer, screenwriter, and liberal activist. The son of legendary comedian Carl Reiner and singer Estelle Reiner, he began his career as a child actor and gained prominence in the 1970s as Michael 'Meathead' Stivic on the iconic CBS sitcom All in the Family, earning two Emmy Awards. Transitioning to directing in the 1980s, Reiner helmed a string of critically and commercially successful films across genres, including romantic comedies like When Harry Met Sally... (1989), dramas such as Stand by Me (1986) and The Princess Bride (1987), and politically themed works like The American President (1995) and Shock and Awe (2017). He has received numerous accolades, including Academy Award, BAFTA, and Golden Globe nominations, and a star on the Hollywood Walk of Fame (1999). Beyond his artistic achievements, Reiner is a prominent liberal activist and political commentator who advocates for progressive causes, including same-sex marriage (co-founding the American Foundation for Equal Rights in 2009), environmental issues, nuclear disarmament, and democratic reforms. He is known for vocal opposition to conservative figures and movements, including public feuds with individuals like Jeremy Boreing of The Daily Wire. Reiner co-founded Castle Rock Entertainment in 1987 and has an estimated net worth in the tens of millions. His personal life includes marriages to actress Penny Marshall (divorced) and photographer Michele Singer, with whom he has three children; he resides primarily in Los Angeles. While celebrated in liberal circles, he has faced criticism from conservatives for his outspoken views and perceived Hollywood elitism.