Paul Ekman (born February 15, 1934) is an American psychologist who has been a pioneer in the study of emotions and their relation to facial expressions. He has been considered one of the 100 most eminent psychologists of the twentieth century. The background of Ekman's research analyzes the development of human traits and states over time (Keltner, 2007).

Ekman was born in 1934 in Washington, D.C., and grew up in New Jersey, Washington, Oregon, and California.

At the age of 15 and without graduating from high school he enrolled at the University of Chicago where he completed three years of his undergraduate. He completed his final year at New York University where he earned his BA in 1954. He received his Ph.D. in clinical psychology at Adelphi University (1958), after a one year internship at the Langley Porter Neuropsychiatric Institute.

At the University of Chicago, his classmates included Susan Sontag, Mike Nichols, and Elaine May.

He received a Research Scientist Award from the National Institute of Mental Health (NIMH) in 1971, which was renewed in 1976, 1981, 1987, 1991 and 1997. For over forty years, NIMH supported his research through fellowships, grants, and awards. He also wrote a famous book called "Telling Lies" in the year 1985. He was encouraged to write this book by his college friend and teacher Silvan S. Tomkins.

Argeo Paul Cellucci (born April 24, 1948) is an American politician and diplomat who served as the 69th Governor of Massachusetts and US Ambassador to Canada.

Cellucci was born in Hudson, Massachusetts into an Italian-American political family and graduated from Boston College and Boston College Law School and the private Hudson Catholic High School. He and his wife Jan have two daughters, Kate and Anne (who is married to a Canadian hockey player, Craig Adams). He served in the United States Army Reserve from 1970 to 1978. Cellucci's mother's {maiden name} is Pricilla Rose of Hudson, his grandfather and grandmother {deceased} Gerry Rose and Mildred Rose.

He is a Republican, and holds the distinction of never having lost an election over his three decades in elected office in overwhelmingly Democratic Massachusetts. He served as a member of the Massachusetts House of Representatives from 1977 to 1985. He then became a member of the Massachusetts Senate, serving from 1985 to 1991. From 1991 to 1999 he was Lieutenant Governor of Massachusetts, becoming the Acting Governor of Massachusetts in 1997 upon the resignation of William Weld.