| 100% | STEPHENHAWKING | 14 | "A Brief History of Time" author doing sales? |
| 73% | HAWKING | 7 | "A Brief History of Time" author Stephen |
| 71% | HAWKING | 7 | Stephen, author of A Brief History of Time |
| 70% | HAWKING | 7 | Stephen __, author of A Brief History of Time |
| 68% | STEPHEN | 7 | With 34-Across, "A Brief History of Time" author who is an atheist |
| 68% | HAWKING | 7 | "A Brief History of Time" author born on the 300th anniversary of 4D's death |
| 67% | HAWKING | 7 | Author of "A Brief History of Time": Stephen __ |
| 66% | HAWKING | 7 | Physicist responsible for A Brief History of Time |
| 66% | HAWKING | 7 | Professor who wrote A Brief History of Time |
| 59% | STEPHENHAWKING | 14 | "A Brief History of Time" physicist (1/8/42-3/14/18) who declined a knighthood: 2 wds. |
| 49% | YUVALNOAHHARARI | 15 | Best-selling Israeli author of "Sapiens: A Brief History of Humankind" |
| 46% | TIME | 4 | "A Brief History of ___" (Stephen Hawking bestseller) |
| 46% | TIME | 4 | "A Brief History of ___," Stephen Hawking book |
| 45% | ERA | 3 | A period of time in history |
| 44% | STEPHENHAWKING | 14 | British scientist who performed groundbreaking work in physics and cosmology and authored "A Brief History of Time": 2 wds. |
| 44% | SAPIENS | 7 | 2014 best seller subtitled "A Brief History of Humankind" |
| 44% | CRAM | 4 | Do a lot of schoolwork in a short time |
| 44% | PERIOD | 6 | A portion of time in history, era |
| 43% | SAPIENS | 7 | Yuval Noah Harari bestseller subtitled "A Brief History of Humankind" |
| 43% | ALANSILLITOE | 12 | Author of novels A Man of His Time and Birthday |
| 43% | UTTLEY | 6 | Alison —, author of 1939 novel A Traveller in Time |
| 41% | TOYNBEE | 7 | Arnold J —, author of 12-volume work A Study of History |
| 41% | MANBOOKERPRIZE | 14 | Award won by Marlon James, in 2015, for “A Brief History of Seven Killings” |
| 40% | STRESS | 6 | Result of having too much to do in too short a time, probably |
| 40% | MEMOIR | 6 | "A History of My Brief Body," for example |
| 39% | ABA | 3 | Noted org. with a brief history? |
| 39% | OBEYS | 5 | What a participant in Yale's Milgram experiment of 1961 does, most of the time |
| 39% | ECO | 3 | History of Beauty author |
| 39% | MOMENT | 6 | Brief portion of time |
| 39% | MO | 2 | Brief period of time? |