Harvard scholar Henry Louis Gates, Jr. weaves together genealogical detective work with cutting-edge DNA analysis to trace the ancestry of a diverse array of trailblazing public figures. Professor Gates continues to find new ways to, as he says, "get into the DNA of American culture" and help people discover long-lost relatives hidden for generations within the branches of their family trees. The series moves from Asia and Africa to Europe and the Americas, uniting us all through emotional moments that enrich and enlighten - encouraging us to look at our world through a wider, more inclusive lens. The fascinating multitude of guests include: Condoleezza Rice, John Legend, Margaret Cho, Sanjay Gupta, Samuel L. Jackson, Michelle Rodriguez, Carmelo Anthony, Ava DuVernay, Téa Leoni, Ana Navarro, Bernie Sanders, Questlove, Christopher Walken, Bill O'Reilly, Bill Maher, Soledad O'Brien, Shonda Rhimes, Maya Rudolph, Keenen Ivory Wayans, Bill Hader, Jimmy Kimmel, Norman Lear, Richard Branson, Frank Gehry, Maya Lin, Patricia Arquette, John McCain, Julianne Moore, Sean Combs, LL Cool J, Sandra Cisneros, Neil Patrick Harris, Gloria Steinem, Lidia Bastianich, Julianna Margulies, Azar Nafisi, Donna Brazile, Ty Burrell, Kara Walker, Stephen King, Gloria Reuben, Courtney B. Vance, Derek Jeter, Billie Jean King, Rebecca Lobo, Ken Burns, Anderson Cooper, Anna Deavere Smith, Tom Colicchio, Aarn Sànchez, Ming Tsai, Angela Bassett, Valerie Jarrett, Nas, Alan Dershowitz, Carole King, Tony Kushner, Deepak Chopra, Sally Field, Sting, Tina Fey, David Sedaris, George Stephanopoulos, Jessica Alba, Deval Patrick, Laura Linney, Marisa Tomei, Michael K. Williams, George R.R. Martin, Sheryl Sandberg, Christiane Amanpour, Michael Strahan, Paul Ryan, Andy Samberg, Sarah Silverman and many more.