Question:  Mary Cappello is featured in guest author blogs for this chain of bookstores in what us city?

Context paragraphs:
Mary Cappello: Mary Cappello is a writer and professor of English and Creative Writing at the University of Rhode Island.  She is the author of five books of literary nonfiction, and her essays and experimental prose have been published in "The Georgia Review", "Salmagundi" and "Cabinet Magazine".  Her work has been featured in "The New York Times", "Salon", "The Huffington Post", in guest author blogs for Powell's Books, and on six separate occasions as Notable Essay of the Year in Best American Essays.  A 2011 Guggenheim Fellow in Creative Arts/Nonfiction, she recently received a 2015 Berlin Prize from The American Academy in Berlin, a fellowship awarded to scholars, writers, composers, and artists who represent the highest standards of excellence in their fields.

Abdul El-Sayed: Abdulrahman Mohamed El-Sayed (born October 31, 1984) is an American physician, epidemiologist, public health expert, and candidate for Governor of Michigan.  He has announced his candidacy for Governor of Michigan, running as a Democrat.  He served as the Executive Director of the Detroit Health Department and Health Officer for the City of Detroit from 2015-2017.  Appointed at 30 years old, he was the youngest health commissioner in a major US City.  Previously, he was Assistant Professor in the Department of Epidemiology at Columbia University.  He is an internationally recognized public health expert, and the author of over 100 scholarly articles, abstracts, and book chapters on public health policy, social epidemiology, and health disparities.  His essays on public health policy have also been published in "The New York Times", CNN, "The Hill", "The Huffington Post", "The Detroit News", and the "Detroit Free Press".  On February 9, 2017, the Detroit News reported that El-Sayed will resign his position as health director to run for governor of Michigan in the 2018 Democratic Party primary.

Nea Anna Simone: American author of African descent Nea Anna Simone (born in Houston, Texas) began writing at the age of 37.  Signing with BET Books, her debut novel "Reaching BACK" received national attention from Borders Bookstores who featured it in a national ad campaign and called Simone "An Original Voice of Fiction".  Within a month of its release it became a National Bestseller and eventually penetrated the foreign book market.  In 2006 BET sold its publishing entity to Harlequin and Simone remained under their imprint until her contract was fulfilled.  She is a "New York Times" bestselling author of Reaching Back, ReBorn and The Substance of Things, a multi-generational trilogy that placed Simone on the list of 100 top African American women authors.  Nea Simone was originally published in 2002 with BET Books and became the first author reviewed as "Literary" for the publisher.  Heralded by Borders Bookstore as an "Original Voice of Fiction", the chain featured Reaching Back in a national ad campaign.  She was included in the anthology "Literary Divas: The Top 100+ Most Admired African-American Women in Literature".

Powell's Books: Powell's Books is a chain of bookstores in Portland, Oregon, and its surrounding metropolitan area.  Powell's headquarters, dubbed Powell's City of Books, claims to be the largest independent new and used bookstore in the world.  Powell's City of Books is located in the Pearl District on the edge of downtown and occupies a full city block between NW 10th and 11th Avenues and between W. Burnside and NW Couch Streets.  It contains over 68,000 ft2 , about 1.6 acres of retail floor space.  CNN rates it one of the ten "coolest" bookstores in the world.

KickRaux: KickRaux was born in Portmore, Jamaica and raised in Miami, Florida.  His early remixes led to a feature on MTV UK's "The Wrap Up".  KickRaux replaced the name Rieces Pieces under which he produced his first remix of M.I.A. featuring Jay Z "XXXO'".  In 2012 he produced several dancehall remixes which led to radio play on BBC Radio 1Xtra and other international radio stations across Russia, France, Canada, Australia and the Caribbean.  In 2013, KickRaux went back to EDM bass music to collaborate and release EDM remixes which received positive reviews and support from a number or publications ("MTV Hive", "Spin Magazine", Vibe, Peace Magazine, Pigeons & Planes, The Frontliner) and DJs of the genre (Flosstradamus, Dj Carnage, Nick Catchdubs, Dirty South Joe and Swizzymack).  This led to a US city tour which included sharing the stage with Krewella and Brillz.  In 2013 he partnered with MTV for an Exclusive Guest Mix.  He also partnered with MySpace for a front page release premiere

Historic Arkansas Riverwalk: The Historic Arkansas Riverwalk is a riverwalk in the US city of Pueblo, Colorado, along the Arkansas River.  The riverwalk was constructed as part of an effort to attract tourists and trade to the city.  Its construction was inspired by the San Antonio Riverwalk in the city of San Antonio, Texas.

Almost Human: Making Robots Think: Almost Human: Making Robots Think is a book written by Lee Gutkind founder of Creative Nonfiction.  Gutkind spent six years as a "fly on the wall" researcher at the Robotics Institute at Carnegie-Mellon University in Pittsburgh.  He observed scientists and students working to design, build, and test robots so advanced that they will one day be able to work alongside or, in some cases, even replace humans.  "Almost Human" is an intense portrait of the robotic subculture and the challenging quest for robot autonomy.  "Almost Human" is 330 pages long and is published by W.W. Norton.  In May 2007 Gutkind appeared as a guest author on "The Daily Show" with Jon Stewart to talk about robots, the future, and his book.

Shekhar Seshadri: Shekhar P. Seshadri is a psychiatrist and professor of the Department of Child and Adolescent Psychiatry in NIMHANS, Bangalore, India.  He is widely quoted by the media and has for decades been associated with numerous mental health initiatives.  He is the older brother of the actress, Meenakshi Seshadri.  He has co-authored two books and has also written chapters as a guest author.  He is known for his research work in life skills training, child sexual abuse, masculinities, women's mental health issues and sexual minorities.

Clara Villarosa: Clara Villarosa is an American entrepreneur, author, publisher and motivational speaker.  She is the co-founder of Villarosa Media and was the founder of Hue-Man Bookstores in Denver, Colorado and Harlem, New York, one of the highest earning African-American bookstores in the country from the 1980s to the 2010s.  Her book, "Down to Business: The First 10 Steps to Entrepreneurship for Women" was nominated for a NAACP Image Award.  Villarosa founded the African American Booksellers Association.  In January 2016, she co-founded Villarosa Media with her daughters, Linda and Alicia Villarosa.  The company focuses on publishing new books from established black authors and classic books reissued in digital formats with print on demand (POD) capability.  Its first published book was "The Wind Is Spirit: The Life, Love and Legacy of Audre Lorde".  In 2016, she was featured in the film, "Dream, Girl".

Sociology of Health and Illness (journal): Sociology of Health & Illness (SHI) is a peer-reviewed academic journal which covers the sociological aspects of health, illness, medicine, and health care.  It is published by Wiley-Blackwell on behalf of the Foundation for the Sociology of Health and Illness.  Established in 1979, the journal was originally published by Routledge and Kegan Paul (up to 2002).  The Editorial Team is currently led by Gareth Williams and Ian Rees Jones at Cardiff University as joint Editors in Chief.  The other members of the Editorial Team are Davina Allen, Eva Elliott, David Hughes, and Joanna Latimer.  SHI has an active twitter feed at @SHIjournal and regularly commissions author blogs where articles have been picked up in national and international news outlets.

Supporting paragraphs: Mary Cappello Powell's Books
Answer: Portland, Oregon