Mr. Lewis was a political scientist whose unconventional peace overtures — engaging in Ping-Pong diplomacy with China and providing antibiotics to North Korea — helped lift the Bamboo Curtain.
Daniel Yankelovich, 92, master of public opinion research
Mr. Yankelovich mirrored the perceptions of generations of Americans about politics, consumer products, social changes, and, not least, themselves.
Mahdi Akef, 89, former leader of Muslim Brotherhood
Mr. Akef, who had been detained since 2013, died of complications from cancer and other health issues, a Brotherhood spokesman said.
Lowell Kingsley, former longtime headmaster of Kingsley School, dies at 98
Lowell Kingsley, 98, of Dorchester, who died Aug. 1, was the former longtime headmaster of the Kingsley School, which is now the Kingsley Montessori School in the Back Bay.
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Mr. Speer had his own accomplished architectural career but struggled to distance himself from his father’s legacy.
‘‘It was just a gig,’’ he told The Washington Post in 1977 about football. ‘‘But it limits the way people perceive you. That can be frustrating.”
Ross became known as the consummate fly-on-the-wall reporter in a six-decade career at The New Yorker.
Peter Hall was a visionary theater director and impresario who founded the Royal Shakespeare Company and helped build Britain’s National Theatre into a producing powerhouse.
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Jake LaMotta, ‘Raging Bull’ in and out of the ring, dies at 95
Mr. LaMotta brawled his way to the middleweight boxing championship and his life became the subject of an acclaimed film.
Nancy Hatch Dupree, 90; American sought to preserve Afghan heritage
Ms. Dupree amassed a vast collection of books, maps, photographs, and rare recordings of folk music now housed in a Kabul facility.
Stanislav Petrov, 77, Soviet officer who helped avert nuclear war
On September 1983, the Soviet Air Defense Forces lieutenant colonel decided warnings that missiles had been launched from a US base were probably a false alarm.
Paul Gray, 85, president who increased diversity at MIT
Dr. Gray’s efforts brought lasting change to MIT, but they were far from his only legacy.
James McNeely, architect who reinvigorated Beacon Hill homes, dies 84
Mr. McNeely famously didn’t like using computers and instead sketched minutely detailed plans to incorporate modern renovations into the centuries-old homes.
Don Ohlmeyer, 72, ‘Monday Night Football’ producer
Mr. Ohlmeyer transformed ABC’s “Monday Night Football” into an iconic show and also crafted NBC’s hit prime-time schedule.
Penny Chenery, 95; owned Triple Crown winner Secretariat
Ms. Chenery took over her father’s thoroughbred farm with little knowledge of horse racing and became one of the few prominent women in the sport.
Grant Hart, 56, Hüsker Dü drummer and singer
Mr. Hart’s band was an early member of the hardcore movement.
Harry Dean Stanton, 91, prolific character actor
Mr. Stanton became a cult favorite through his memorable turns in “Paris, Texas,” ‘‘Repo Man” and many other films and TV shows.
Gary Wadler, 78, expert on doping in sports
Dr. Wadler emerged in the 1980s as sports organizations struggled to keep pace with illicit drug use by athletes.
Nicolaas Bloembergen, 97, former Harvard professor and Nobel Prize winner
Dr. Bloembergen conducted research that was honored with the top awards in science.
Frank Vincent, 80, veteran actor, ‘Sopranos’ mobster
Besides Leotardo, Mr. Vincent also portrayed gangsters for director Martin Scorsese.
Pete V. Domenici, Republican senator from New Mexico, dies at 85
Mr. Domenici, who represented his state in Congress from 1973 to 2009, was the longest-serving senator in New Mexico history.
Edith Windsor, 88; brought case that ended gay marriage bans
Ms. Windsor brought the case challenging the Defense of Marriage Act that reached the US Supreme Court.
Dr. Daniel D. Federman, 89, longtime dean at Harvard Medical School
Dr. Federman was a transformative figure during his 63-year career at the medical school.
Michael Friedman, 41, co-creator of ‘Bloody Bloody Andrew Jackson’
Mr. Friedman, a Boston native, brought a historian’s eye and a journalistic sensibility to path-breaking work off and on Broadway.
Kate Millett, 82, feminist author of ‘Sexual Politics’
Ms. Millett’s best-selling work was a landmark of cultural criticism and a manifesto for the modern feminist movement.
Gene Michael, 79; helped to build powerhouse Yankees teams
Mr. Michael rose from sure-handed shortstop to general manager and architect of four World Series winners.
Jack Keil, 94, creator of the crime-fighting dog McGruff
The advertising executive created and gave voice to the cartoon hound who exhorts Americans to “take a bite out of crime.”
Country star Troy Gentry, 50, dies in helicopter crash
Mr. Gentry was killed hours before he was to take the stage in New Jersey.
Don Williams, 78, singer who had 17 No. 1 country hits
Mr. Williams’s mellow sound influenced a later generation of singers.
Joe DeNucci, 78, prizefighter and state’s longest-serving auditor
Mr. DeNucci won his first 16 professional fights, but his record was even more impressive on Election Day.
Abbott Lowell Cummings, 94, preservationist and scholar of early New England architecture
Dr. Cummings formerly led the organization now known as Historic New England.
Simeon Wright, 74, witnessed Emmett Till kidnapping
Mr. Wright was with Till, his cousin, when the Chicago boy was kidnapped and killed in 1955.
Dr. Walter Guralnick, 100; helped launch dental insurance in Mass.
Dr. Guralnick continued to work a few days a week at Massachusetts General Hospital.
Susan Vreeland, 71, novelist with a passion for art
Ms. Vreeland drew on her love of art to fashion well-regarded novels about paintings and those who paint or own them.
Walter Becker, 67, Steely Dan cofounder
Mr. Becker played guitar and bass in the rock duo that was one of the most successful groups of the 1970s and early ’80s.
Eduard Sekler, 96, first director of Harvard’s Carpenter Center
Dr. Sekler also was a longtime member of the Graduate School of Design faculty.
John Ashbery, 90, celebrated and challenging poet
Mr. Ashbery ‘s energy, daring, and boundless command of language raised American verse to brilliant and baffling heights.
Louise Hay, 90, widely read self-help author
Ms. Hay built a self-help publishing empire that has attracted millions of devotees with its messages about the power of thought and attitude.
Janine Charrat, 93, ballerina and choreographer
Best known later in life as a choreographer, Ms. Charrat began her career as a child star.
Michael Feldman, former top AP photo editor, dies at 70
Mr. Feldman’s career took him from shooting photos on the gritty streets of Philadelphia to the Olympics to the World Cup.
Syd Silverman, 85; kept Variety boffo for 30 years
Mr. Silverman’s show-business bible covered an industry in transition, from the cathode ray tube to YouTube.
Elaine Ford, 78, who wrote of forgotten lives in New England
Ms. Ford wrote novels and short stories mostly set in blue collar neighborhoods and communities in North Cambridge, Somerville, and Maine.
Richard Anderson, 91, played the boss in ’70s hit ‘The Six Million Dollar Man’
Mr. Anderson was best known for costarring simultaneously in “Six Million” and “The Bionic Woman.”
Jeannie de Clarens, 98, World War II spy
Mr. de Clarens survived stays in three concentration camps for her activities.
Bernard Pomerance, 76, playwright was author of Tonywinning ‘Elephant Man’
Mr. Pomerance’s play lured some of Hollywood’s biggest names, such as Bradley Cooper and John Hurt.
Shelley Berman, 92, comedian pioneered humor based on everyday life’s annoyances
Mr. Berman appeared on top TV shows in the 1950s and 1960s delivering wry monologues about the annoyances of everyday life.
Michael Cromartie, 67; was scholar of politics and religion
For three decades, he was a go-to source for journalists trying to make sense of the rise of the ‘‘moral majority’’ and the roots of evangelicals’ support for — and opposition to — presidents from Ronald Reagan to Donald Trump.
David Tang, 63, Hong Kong businessman and socialite
Mr. Tang founded the Shanghai Tang fashion brand.
Sumiteru Taniguchi, 88, survived Nagasaki bombing
Mr. Taniguchi devoted his life to seeking to abolish nuclear weapons after he was burned severely in the 1945 atomic bomb attack.