With his Watergate neighbor and dear friend Justice Ruth Bader Ginsburg.

Sandy with Michael Bloomberg, left, and Columbia roommate Jerry Speyer.

Sandy receiving Harvard University’s Graduate School of Arts & Sciences Centennial Medal, reserved for alumni who "have made a lasting impact to knowledge, to their disciplines, to their colleagues, and to society at large."

With Booker Prize winning novelist Margaret Atwood. As a Harvard graduate student, Atwood volunteered to read to blind fellow-students.

Sandy and daughter Kathryn together in Sarasota, Florida.

A presidential parentheses: Gerald Ford and Jimmy Carter on either side of Sandy.

Sue and Sandy at his induction into the American Academy of Arts & Sciences, October 2016.

Sandy and Art Garfunkel retraced Sandy’s harrowing 1962 New York City subway ride for a 2016 National Geographic special issue on blindness.

Sandy and Wynton Marsalis in the Supreme Court.

President Lyndon Johnson was thrilled to learn that four of the “Ten Most Outstanding Young Men of America” for 1966-67 were working for him. From left, they are Les Brown, William Carpenter, Sandy, and future HEW Secretary Joseph Califano.

Sandy with long-time Jerusalem Mayor Teddy Kollek in his home on the Sabbath, shortly after the city was reunited following the 1967 “Six Day War.”

Sandy and Sue with grandchildren (from left) Milo, Sasha, Eli, and Jordan.

With Sargent Shriver, architect of the Peace Corps and the 1960’s War on Poverty. In 1976, Shriver asked Sandy to direct his campaign for the Democratic presidential nomination. Sandy declined.

Sandy and Sue with children Kathryn (top), Paul (right), and Jimmy (center bottom) guarding a cake celebrating his 14th birthday.

With neuroscientist Eric Kandel following their appearance on a “Charlie Rose Show” devoted to blindness. Kandel was co-winner of the 2000 Nobel Prize in Physiology or Medicine.

Sandy with actor and two-time Academy Award winner Michael Douglas, at the 2007 gathering of the World Economic Forum.

With President Bill Clinton, who appointed Sandy to the National Science Board, which operates the National Science Foundation.

Sandy with the celebrated blind tenor Andrea Bocelli at the World Economic Forum in Davos, Switzerland.

Sandy reporting to Sen. Robert F. Kennedy about his 1966 mission to South Africa as a White House Fellow.

Meeting with young people in one of the homelands set aside for the Bantu under South Africa’s apartheid policy.

Television host Art Linkletter presenting Sandy with the 1974 Man of the Year award from the Young President’s Organization, at a ceremony in Acapulco, Mexico.

Sue and Sandy at Davos, Switzerland, in 2007.

Sandy with sons Paul (left) and Jimmy.

Sandy with his invaluable mentor and lifelong friend David Rockefeller. The two met through the White House Fellows program, which Rockefeller helped found.

With then-Vice President Al Gore. The inscription reads: “For my great friend Sandy Greenberg, with deepest respect and appreciation for all your help.”

Sandy, as a White House Fellow, visiting with then-Vice President Hubert Humphrey.

Sandy (as a fellow of Brandeis University) with congressman and Buffalo Bills quarterback Jack Kemp and Justice William Brennan, one of Sandy’s “wise elders.” Kemp’s advice to “throw deep” has played a key role in Sandy's life.

Reunion of Sandy and Leon Lederman, Sandy’s physics professor at Columbia, at the National Science Board celebration honoring Dr. Lederman. Professor Lederman was a recipient of the Nobel Prize in physics.

Sandy with his siblings (from left) Joel, Brenda, and Ruth.

Sandy with a very young Kathryn. Who’s leading whom?

Sandy being interviewed at the World Economic Forum in Davos, Switzerland.

Sandy with sons Jimmy on his shoulder and Paul in his arm.

Sandy with Sen. Edward Kennedy. The caption reads: “To Sandy — With warm memories of our first meeting and looking forward to many other, Ted Kennedy.”

Sandy and Sue dancing at their wedding in 1962. Sandy insisted the band include an unknown vocalist named Art Garfunkel.

Sandy and Art Garfunkel at the reopening after 100 years of Ford’s Theatre in Washington, DC. The celebration was hosted by Sue and Sandy.

Sandy with the compressed speech machine he invented and patented in the late 1960s.

Sandy goes up for a shot against former Sen. Bill Bradley, an all-American at Princeton and a long-time New York Knick. Sandy can sense the location of the basket by the flow of people around him.

A boy and his Buick. Does life get better than this?!

Sandy and Art Garfunkel: “He’s not heavy; he’s my brother!”

Sandy cradled in the arms of his grandmother Pauline. “She risked everything to get to this country,” Sandy once said, “and I’ve been riding on her shoulders all along the way.”