Martin Burch is a data journalist based in New York City, where he makes interactive graphics for The Wall Street Journal. He holds a master of arts in journalism from the City University of New York's Graduate School of Journalism, and has a baccalaureate from New Mexico State University, where he studied journalism and information systems.

William Sankey is a data professional and hobbyist developer who lives in College Park, Maryland. He graduated in 2012 from Johns Hopkins University with a master's degree in public policy and specializes in quantitative analysis. He is currently a health services researcher at L&M Policy Research, LLC, working on projects for the Centers for Medicare and Medicaid Services (CMS). The scope of these projects range from evaluating Accountable Care Organizations to monitoring the Inpatient Psychiatric Facility Prospective Payment System.

Ayush Tiwari is a Python developer and undergraduate at IIT Roorkee. He has been working at Information Management Group, IIT Roorkee, since 2013, and has been actively working in the web development field. Reviewing this book has been a great experience for him. He did his part not only as a reviewer, but also as an avid learner of web scraping. He recommends this book to all Python enthusiasts so that they can enjoy the benefits of scraping.

He is enthusiastic about Python web scraping and has worked on projects such as live sports feeds, as well as a generalized Python e-commerce web scraper (at Miranj).

He has also been handling a placement portal with the help of a Django app to assist the placement process at IIT Roorkee.

Besides backend development, he loves to work on computational Python/data analysis using Python libraries, such as NumPy, SciPy, and is currently working in the CFD research field. You can visit his projects on GitHub. His username is tiwariayush.

He loves trekking through Himalayan valleys and participates in several treks every year, adding this to his list of interests, besides playing the guitar. Among his accomplishments, he is a part of the internationally acclaimed Super 30 group and has also been a rank holder in it. When he was in high school, he also qualified for the International Mathematical Olympiad.

I have been provided a lot of help by my family members (my sister, Aditi, my parents, and Anand sir), my friends at VI and IMG, and my professors. I would like to thank all of them for the support they have given me.

Last but not least, kudos to the respected author and the Packt Publishing team for publishing these fantastic tech books. I commend all the hard work involved in producing their books.