He decided to use a single-name byline, "By Daniel", because editors in the early 20th century were concerned that anti-Semitism would hurt newspaper sales if he used his Jewish surname.

In 1925, he won Best Story of the Year from the Baseball Writers' Association of America for his portrayal of Walter Johnson's loss in Game 7 of the Washington Senators/Pittsburgh Pirates World Series match-up.

He was one of the first writers to identify the potential of both Joe DiMaggio and Mickey Mantle, extolling their virtues before either had swung a major league bat.

The committee organized the first college basketball games in Madison Square Garden and raised the equivalent of 5 million dollars between 1930 and 1933.

Walker presented a citation to Daniel at a testimonial dinner held in his honor, the first time a private citizen had been so-honored by the city.

Daniel helped Ruth come to the decision to sign by reminding him that many of his fans were out of work and selling apples on street corners back home in New York City.

In his speech during ceremonies at the National Baseball Hall of Fame, he thanked the players and the fans for "giving him the medium of a wonderful career".

Daniel was a noted bibliophile and amassed a significant collection of first editions, befriending book sellers in the cities he frequented as he traveled with the Yankees and other teams.