David Perlmutter, MD, FACN is a board-certified neurologist and Fellow of the American College of Nutrition. He is a frequent lecturer at symposia sponsored by institutions including the World Bank, Columbia University, New York University, Yale, and Harvard. He is the author of the New York Times bestseller Grain Brain.

See Full Bio

Ross Perlin is a linguist, writer, and translator. He has written for the New York Times, the Guardian, Harper's, and n+1, and the Endangered Language Alliance has been covered by the New York Times, the New Yorker, BBC, NPR, and many others. He is also the author of Intern Nation.

See Full Bio

John Perlin is an international expert on solar energy and forestry. Perlin mentors those involved in realizing photovoltaic, solar hot-water, and energy-efficiency technologies at the University of California, Santa Barbara (UCSB), and coordinates the California Space Grant Consortium.

See Full Bio

Arie Perliger is professor and director of the graduate program in security studies at the School of Criminology and Justice Studies at the University of Massachusetts, Lowell. His many publications on political violence include Jewish Terrorism in Israel.

See Full Bio

Sidney Perkowitz is Charles Howard Candler Professor of Physics at Emory University, during which time he has produced over 100 research papers and books with funding from the US government, industry, and foundations. Now, as Professor Emeritus, he presents science for non-scientists, and is the author of several books.

See Full Bio

Sharon Perkins, RN, is a seasoned author and registered nurse with thirty-plus years of experience providing prenatal and labor and delivery care.

See Full Bio

Gloria Okes Perkins has collaborated with Dr. Ed Wheat on a number of books. She is a writer and biblical counselor.

See Full Bio

Mitali Perkins is an award-winning author of novels and picture books for young readers. Her books have been nominated for the National Book Award, won the South Asia Book Award, and listed as a Best Book of the Year by Publishers Weekly, Kirkus, and School Library Journal.

See Full Bio

Robert Perišić has published award-winning nonfiction, fiction, poetry, and criticism in his native Croatia. When first published in 2008, Our Man in Iraq spent eight weeks at the top of Croatia's bestseller list and won the prestigious Jutarnji List award. He currently lives in Zagreb.

See Full Bio

Michael Perino is the Dean George W. Matheson Professor of Law at St. John's University School of Law and a former Wall Street litigator.

See Full Bio

Arturo Pérez-Reverte, originally a war journalist but now a full-time fiction writer, is the bestselling author of more than seven books, including The Queen of the South and The Club Dumas.

See Full Bio

Kit Perez is an intelligence and deception analyst, and cofounder of the Order of the White Rose, a group that exists on the dark web. She holds advanced degrees in intelligence, and is a contract analyst in her day job.

See Full Bio