Theodor Seuss Geisel, better known as Dr. Seuss, published over 60 children's books over the course of his long career.
 Though most were published under his well-known pseudonym, Dr. Seuss, he also authored over a dozen books as Theo.
 LeSieg and one as Rosetta Stone.
 As one of the most popular children's authors of all time, Geisel's books have topped many bestseller lists, sold over 222 million copies, and been translated into more than 15 languages.
 In 2000, when "Publishers Weekly" compiled their list of the best-selling children's books of all time; 16 of the top 100 hardcover books were written by Geisel, including "Green Eggs and Ham", at number 4, "The Cat in the Hat", at number 9, and "One Fish Two Fish Red Fish Blue Fish", at number 13, and "Dr. Seuss's ABC".
 In the years following his death in 1991, several additional books based on his sketches and notes were published, including "Hooray for Diffendoofer Day!
" and "Daisy-Head Mayzie".
 Although they were all published under the name Dr. Seuss, only "My Many Colored Days", originally written in 1973, was entirely by Geisel.
Horton Hears a Who!
 is a 1970 television special based on the Dr. Seuss book of the same name, "Horton Hears a Who!
".
 It was produced and directed by Chuck Jones – who previously produced the Seuss special "How the Grinch Stole Christmas!
" – for MGM Television and first broadcast March 19, 1970 on CBS.
 The special contains songs with lyrics by Seuss and music by Eugene Poddany, who previously wrote songs for Seuss' book, "The Cat in the Hat Song Book".
The Lorax (also known as Dr. Seuss' The Lorax) is a 2012 American 3D computer-animated musical fantasy–comedy film produced by Illumination Entertainment and based on Dr. Seuss's children's book of the same name.
 The film was released by Universal Pictures on March 2, 2012, on the 108th birthday of Dr. Seuss.
 The second film adaptation of the book (following the 1972 animated television special), the film builds on the book by expanding the story of Ted, the previously unnamed boy who visits the Once-ler.
 The cast includes Danny DeVito as the Lorax, Ed Helms as the Once-ler, and Zac Efron as Ted.
 New characters introduced in the film are Audrey (voiced by Taylor Swift), Aloysius O'Hare (Rob Riggle), Mrs. Wiggins, Ted's mother (Jenny Slate), and Grammy Norma (Betty White).
Dr. Seuss' How the Grinch Stole Christmas (promoted theatrically as Dr. Seuss' The Grinch) is an upcoming American 3D computer-animated Christmas musical comedy film produced by Illumination Entertainment.
 It is based on the 1957 Dr. Seuss' story of the same name.
 The film will be released on November 9, 2018, by Universal Pictures.
Horton Hears a Who!
 (also known as Dr. Seuss’ Horton Hears a Who!)
 is a 2008 American computer-animated fantasy adventure comedy film based on the book of the same name by Dr. Seuss.
 Produced by Blue Sky Studios, the film was directed by Jimmy Hayward and Steve Martino and written by Cinco Paul and Ken Daurio, with music by John Powell.
 It features the voices of Jim Carrey and Steve Carell.
Robert W. "Bo" Welch III (born November 30, 1951) is an American production designer and director.
Dr. Seuss' The Cat in the Hat is a 2003 American family comedy film directed by Bo Welch.
 It is based on the 1957 Dr. Seuss book "of the same name".
 The film stars Mike Myers in the title role of the Cat in the Hat, and Dakota Fanning as Sally.
 Sally's brother (who is unnamed in the book and the 1971 TV special), Conrad, is portrayed by Spencer Breslin.
 The film is the second feature-length Dr. Seuss adaptation after the 2000 holiday film "How the Grinch Stole Christmas".
Dr. Seuss: How the Grinch Stole Christmas!
 is a video game based on the Dr. Seuss book with the same name, but mostly based on the film.
 The game was released on November 8, 2007.
The Wubbulous World of Dr. Seuss is an live-action/puppet television series based on characters created by Dr. Seuss, produced by The Jim Henson Company.
 It aired from October 13, 1996 to December 28, 1998 on Nickelodeon.
 It is notable for its use of live puppets with digitally animated backgrounds, and in its first season, for refashioning characters and themes from the original Dr. Seuss books into new stories that often retained much of the flavor of Dr. Seuss' own works.
Green Eggs and Ham is an upcoming American animated television series from Warner Bros.
 Animation, A Very Good Production, A Stern Talking To, Random House Children's Entertainment and Gulfstream Television and distributed by Warner Bros.
 Television.
 It is slated to air for 13 half-hour episodes in 2018 on Netflix and to be based on the 1960 Dr. Seuss book "Green Eggs and Ham".
 Jared Stern, Ellen DeGeneres, Jeff Kleeman, Mike Karz and David Dobkin are the executive producers of the show.
 The show will feature Sam-I-Am and Guy going on a cross-country trip that would test the limits of their friendship.
 As they learn to try new things, they find out what adventure brings.

Question: What American production designer made a directorial effort on a 2003 film based on a Dr. Seuss book?
Answer: Robert W. "Bo" Welch III