Question: Which American author is younger, Nora Roberts or Annie Dillard?

Context articles: The Maytrees
Nora Roberts bibliography
Carolina Moon (2007 film)
Annie Dillard
Blue Smoke
The Living (novel)
Montana Sky
Pilgrim at Tinker Creek
Nora Roberts
Irish Thoroughbred

The Maytrees is American author Annie Dillard's second novel, a fictional account of the lives of Toby and Lou Maytree in Provincetown, MA, from the time of courting to old age.
The list of works by Nora Roberts includes all of the novels and novellas published by author Nora Roberts.
 The list is in order by year, and within each year it is in alphabetical order.
 It includes books published under the names Nora Roberts, J.D. Robb, and Jill March.
 The complete listing of J.D. Robb novels, in series order, can also be found at In Death.
Carolina Moon is a 2007 American television film directed by Stephen Tolkin and starring Claire Forlani and Oliver Hudson.
 Based on the Nora Roberts novel "Carolina Moon", the film is about a woman with psychic visions who returns to her hometown to exorcise her demons and finds both danger and love.
 "Carolina Moon" is part of the Nora Roberts 2007 movie collection, which also includes "Angels Fall", "Blue Smoke", and "Montana Sky".
 The movie debuted February 19, 2007 on Lifetime Television.
Annie Dillard (born April 30, 1945) is an American author, best known for her narrative prose in both fiction and non-fiction.
 She has published works of poetry, essays, prose, and literary criticism, as well as two novels and one memoir.
 Her 1974 work "Pilgrim at Tinker Creek" won the 1975 Pulitzer Prize for General Nonfiction.
 From 1980, Dillard taught for 21 years in the English department of Wesleyan University, in Middletown, Connecticut.
Blue Smoke is a 2007 American mystery thriller romantic drama television film directed by David Carson and starring Alicia Witt, Matthew Settle, and Scott Bakula.
 Written by Ronni Kern, based on the Nora Roberts novel of the same name, the film is about a beautiful arson investigator whose boyfriends are murdered in fires set by a stalker who traumatized her years earlier.
 "Blue Smoke" is part of the Nora Roberts 2007 movie collection, which also includes "Angels Fall", "Carolina Moon", and "Montana Sky".
 The film debuted February 12, 2007 on Lifetime Television.
The Living is American author Annie Dillard's first novel, a historical fiction account of European settlers and a group of Lummi natives in late 19th century Washington published in 1992.
 The main action of the book takes place in the Puget Sound settlements of Whatcom, Old Bellingham, Sehome, and Fairhaven, which would later merge to form the city of Bellingham, Washington.
Montana Sky is a 2007 American television film directed by Mike Robe and starring Ashley Williams, John Corbett, and Charlotte Ross.
 Based on the Nora Roberts novel of the same name, the film is about a wealthy stock dealer who bequeaths his Montana farm to his three daughters, provided they live on the ranch together for at least one year.
 "Montana Sky" is part of the Nora Roberts 2007 movie collection, which also includes "Angels Fall", "Blue Smoke", and "Carolina Moon".
 The movie debuted on February 5, 2007 on Lifetime.
Pilgrim at Tinker Creek is a 1974 nonfiction narrative book by American author Annie Dillard.
 Told from a first-person point of view, the book details an unnamed narrator's explorations near her home, and various contemplations on nature and life.
 The title refers to Tinker Creek, which is outside Roanoke in Virginia's Blue Ridge Mountains.
 Dillard began writing "Pilgrim" in the spring of 1973, using her personal journals as inspiration.
 Separated into four sections that signify each of the seasons, the narrative takes place over the period of one year.
Nora Roberts (born Eleanor Marie Robertson on October 10, 1950) is an American bestselling author of more than 213 romance novels.
 She writes as J. D. Robb for the "in Death" series, and has also written under the pseudonyms Jill March and for publications in the U.K. as Sarah Hardesty.
Irish Thoroughbred is American author Nora Roberts's debut novel, originally published by Silhouette in January 1981 as a category romance.
 Like other category romances, the novel was less than 200 pages and was intended to be on sale for only one month.
 It proved so popular that it was repackaged as a stand-alone romance and reprinted multiple times.
 Roberts wrote two sequels, "Irish Rebel" and "Irish Rose".