Question: Who illustrated the books on which the Paddington animated television programme is based?

Context paragraphs:
Tricky (TV series): Tricky was a British children's animated television programme that aired in the ITV Network's children's strand CITV on Saturday mornings from 30 August to 20 December 1997.  It was the first live children's show hosted by an animated character - a talking dragon named Tricky.  His co-host was a strange dragon-cat hybrid, who hatched from an egg in the third show, and was called 'Purrdy' because of a competition won by a 5-year-old girl from Dunoon, Leanne Campbell.  Claudia Winkleman made frequent appearances on the show, and Tricky would usually call her 'Claudia Winklebottom'.  The second edition of Tricky was pre-empted by Princess Diana's funeral.  The show was produced by Real Time Animation for Granada Television.

List of Doctor Who serials: "Doctor Who" is a British science fiction television programme produced by the BBC.  s of 1 2017, episodes of "Doctor Who " have aired, concluding the first half of the  series.  This includes one television movie and multiple specials, and encompasses 275 stories over 36 seasons.  Additionally, four charity specials and two animated serials have also been aired.  The programme's high episode count has resulted in "Doctor Who" holding the world record for the highest number of episodes of a science-fiction programme.  In June 2017, it was announced that due to the terms of a deal between BBC Worldwide and SMG Pictures in China, the company has first right of refusal on the purchase for the Chinese market of future series of the programme until and including Series 15.

Auld Ones: Auld Ones is an Irish animated television programme broadcast on RTÉ Two.  It featured the antics of two Dublin pensioners, Bernie and Mary who sit at a bus stop reminiscing about their youthful adventures.  The programme symbolises the tedium and meaninglessness of human life, which loosely connects the characters to one of the themes of existentialist philosophy.  Divided into two series, it aired on Mondays at 22:40 and is a Wireless Production.

Paddington (TV series): Paddington is an animated television programme based on the Paddington Bear books by Michael Bond.  The series was scripted by Bond himself, and produced by FilmFair London; it was narrated by actor Michael Hordern, who also voices all characters.

Puddle Lane: Puddle Lane (or Tales from Puddle Lane) is a 1980s British pre-school children's television programme written by Rick Vanes with animated stories written by Sheila K. McCullagh, author of Tim and the Hidden People.  A long series of books based on the stories was produced by Ladybird Books, also under the title Puddle Lane.

The Sleepover Club: The Sleepover Club is a series of children's books by authors Rose Impey, Narinder Dhami, Lorna Read , Fiona Cummings, Louis Catt, Sue Mongredien (aka Lucy Diamond), Angie Bates, Ginny Deals, Harriet Castor and Jana Novotny Hunter.  It has also been adapted into a children's television programme.  While the books were set in Cuddington, Leicester, England, the television show was set in the fictional Australian beachside suburb of Crescent Bay.  The books revolve around five young girls who are part of a club in which they sleepover at each other's houses at least once a week.  The television series do not portray the same stories as the books with the possible exception of the first episode which loosely resembled the story where the girls try and set up their 'Brown Owl' with their school care-taker.

Patrol 03: Patrol 03 is a French animated television series that aired in 1997 and was broadcast on Pop, a British TV channel owned and operated by CSC Media Group (formerly Chart Show Channels), a company associated with the makers of The Chart Show, a television programme that had previously been on Channel 4 and ITV.

Bod (TV series): Bod is a BBC1 children's television programme first shown in 1975, with thirteen episodes, based on four original "Bod" books by Joanne and Michael Cole.  It is a cel animated cartoon series narrated by John Le Mesurier and Maggie Henderson with music by Derek Griffiths and produced by David Yates.  The four books were published in 1965 in the United Kingdom and later in the United States and France.  They are: "Bod's Apple", "Bod's Present", "Bod's Dream" and "Bod and the Cherry Tree".  The French version of "Bod's Apple" is called "La Pomme de Gus".

The Adventures of Paddington Bear: The Adventures of Paddington Bear is a British-Canadian-French animated children's television series.  It is based on the book "Paddington Bear" by Michael Bond and was written by Bruce Robb.  It was produced by CINAR and Protecrea and ran for 117 episodes.

Paddington Bear: Paddington Bear is a fictional character in children's literature.  He first appeared on 13 October 1958 in the children's book "A Bear Called Paddington" and has been featured in more than twenty books written by English author Michael Bond and illustrated by Peggy Fortnum and other artists.  The friendly bear from deepest, darkest Peru—with his old hat, battered suitcase (complete with a secret compartment, enabling it to hold more items than it would appear to), duffel coat and love of marmalade—has become a classic character from English children's literature.  Paddington books have been translated into 30 languages across 70 titles and sold more than 30 million copies worldwide.  A much loved fictional character in British culture, a Paddington Bear soft toy was chosen by British tunnellers as the first item to pass through to their French counterparts when the two sides of the Channel Tunnel were linked in 1994.

Supporting paragraphs: Paddington (TV series) Paddington Bear
Answer: Peggy Fortnum