New York Times bestselling crime writer, serial killer expert, and investigative journalist M. William Phelps is the author of many books, including the New England Book Festival Award winner I'll Be Watching You. He created, produced, and starred in the hit series Dark Minds, and is one of the stars of Deadly Women.

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Edmund Phelps, the winner of the Nobel Memorial Prize in Economic Sciences in 2006, is the founding director of the Center on Capitalism and Society and McVickar Professor Emeritus of Political Economy at Columbia University.

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Thomas W. Phelan, PhD, is an internationally renowned expert, author, and lecturer on child discipline and Attention Deficit Disorder. A registered PhD clinical psychologist, he appears frequently on radio and television. Dr. Phelan practices and works in the western suburbs of Chicago.

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Pete Pfitzinger was the top American finisher in the 1984 and 1988 Olympic marathons. He was ranked the top American marathoner in 1984 by Track & Field News and he's a member of the Road Runners Club of America's Hall of Fame. Pfitzinger has over thirty years of experience coaching marathon runners to achieve their goals.

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April Pfender is a Reiki Master practitioner and Spiritual Arts teacher living in Santa Monica, California. She is the founder of Santa Monica Healing, where her focus is on helping clients experience everyday magic as they heal from within.

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Mary Beth Pfeiffer has been an investigative reporter for three decades and is the author of Crazy in America: The Hidden Tragedy of Our Criminalized Mentally Ill.

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John Pfeiffer, a married father of three, is the author of Dude, You're Gonna Be a Dad!

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Gila Pfeffer is a Jewish American writer and humorist. Her work has appeared in the New York Times, the New Yorker, McSweeney's, Today.com, and elsewhere. Gila's monthly "Feel It on the First" campaign reminds women to prioritize their breast health. She splits her time between New York City and London.

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Chuck Pfarrer is a counterterrorism consultant to both the U.S. and foreign governments.

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Jean Pfaelzer is a public historian, commentator, and professor of American studies at the University of Delaware. Her books include Driven Out: The Forgotten War Against Chinese Americans; Rebecca Harding Davis: Origins of Social Realism; and The Utopian Novel in America. She lives in Washington, DC.

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The Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes, and trends shaping America and the world. It conducts public opinion polling, demographic research, media content analysis, and other empirical social science research.

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