Lifewire's Experts

Expertise matters.

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At Lifewire, we take very seriously the credentials and experience behind the people who write, edit, and update the technology content you find here.

Across our teams, we're careful to work with real experts in their fields, with education, work, and writing experience we can verify.


Our writers have extensive experience working with the tech they write about. They are leaders in the field — hosting talks, creating technology videos or podcasts, developing apps and software, or teaching classes about their subjects — and the majority of our writers hold advanced degrees.

Not only are they experts, but they're also real people who use the technology they write about and are passionate about sharing what they know with you.

Expert Highlight: Sam Costello

Sam Costello is a professional technologist and has been writing for Lifewire since 2016, with a career in technology dating back to 2001. He specializes in writing about Apple products but knows his way around most tech devices. Sam has been featured on CNN, PC World, InfoWord, ComputerWorld, NetworkWorld and MacWorld, and he’s been U.S. correspondent for IDG News Service and an on-air guest for numerous radio stations discussing various types of technology. He is also the author of My Apple TV and My iPad for Kids. Sam holds a B.A. in Media Studies from Ithaca College.

You can find out more about the expert who wrote any article on Lifewire via the byline, located just under the article's title. Our bylines link to dedicated author pages where you can read all about their expertise and see all the articles they've written for us.


Our editors have many different roles, responsibilities, and titles, but they all have one thing in common: they make sure you're reading the right content at the right time, and that it's presented in a way that makes it easy to understand.

By requiring our editors to have real technology expertise as well as strong editorial skills, we know we have the right people in place to ensure that every new article is the best version it can possibly be.

Expert Highlight: Jerri Ledford

Jerri L. Ledford is a News Editor for Lifewire with more than 20 years' experience in writing and editing. Prior to this position, Jerri was a Content Project Manager for Studio B and Mighty Guides. Jerri has written thousands of articles which have appeared both online and in print for Computerworld, PCMag,, Intel, Ziff Davis, and many more (including Lifewire). She also designs training courses and materials for corporations and occasionally speaks at industry conferences. In addition, Jerri is the author of more than a dozen consumer technology books including: The Search Engine Optimization (SEO) Bible; Google Analytics; and Web Geek's Guide to Google Chrome.

You can read more about our editors and other leaders in the Our Team section on our About Us page.


Our Technology Review Board members are certified in numerous areas across the world of technology. They use their experience, certification, education, and original research to review and provide specific feedback on the instructional and editorial content on Lifewire to help ensure it meets our strict quality standards.

Expert Highlight: Jon Fisher

Jon Fisher graduated from Wichita Technical Institute in 2010 with six IT certifications: CompTIA A+, CompTIA Network+, CompTIA Security+, MCTS: Configuring Windows Server 2008 Network Infrastructure, MCTS: Configuring Windows Server 2008 Active Directory, and MCTS: Configuring Windows Vista. Jon is also a tech writer with more than 6 years' experience and his work has appeared on TechNorms, Online-Tech-Tips, Guiding Tech, and Help Desk Geek. He previously worked as a Help Desk Technician for a large manufacturing organization.

Reviewed articles have a second byline with the name of the expert who reviewed the article. Like our author bylines, our reviewer bylines link to dedicated pages where you can read all about the reviewers' expertise.

You can read more about our Technology Review Board here.

Surveillance Team

Our Surveillance Team monitors and reacts to changes in the technology world so our how-to articles stay updated over time. The members of this team, then, must not only be experts across many areas of technology but must also have their pulse on what's happening at all times.

Expert Highlight: Evan Killham

Evan Killham has been writing about tech and pop culture since 2009 for sites like Lifewire, VentureBeat, Cult of Mac, and ScreenRant. This unique combination of experiences has made Evan a perfect member of our Surveillance Team: tech savvy and also skilled at staying in-the-know. Evan has also performed consulting work for Novy Unlimited, a PR firm that represents independent video game developers. He has a Bachelor of Arts, double major in English and Film Studies.

You can read more about our Surveillance Team in the Accurate and Up to Date section of our How-To Editorial Guidelines.