Meet the Staff

Beverly Mowery Cooper
Vice President and Chief Knowledge Officer
Associate Publisher

Beverly Mowery Cooper has been with SIGNAL since 1984, serving in a variety of positions including assistant editor, managing editor, executive editor and senior director of publications. In her current role as vice president of AFCEA and associate publisher of SIGNAL Magazine and SIGNAL Connections, Cooper oversees the publications and knowledge-sharing efforts of AFCEA, including editorial, advertising,specialty publishing and Web 2.0 initiatives.

Cooper worked for the Aircraft Owners and Pilots Association and PRC before coming to SIGNAL. She earned a B.S. degree in journalism from University of Maryland.
Email: Beverly Mowery Cooper


Robert K. Ackerman
Editor in Chief
Senior Director, SIGNAL Media
Robert K. Ackerman has been the editor in chief of SIGNAL Magazine for more than 20 years. A seasoned technology journalist, Ackerman also has served as a war correspondent covering the Iraq War embedded with the U.S. Army’s 101st Airborne Division.

A journalist by training, Ackerman also minored in political science in university. His journalism career dates back more than four decades, beginning with stints as a radio reporter covering the Republican and Democratic parties’ political conventions during the 1976 elections. Following those conventions, he served as a media advisor or a press secretary for candidates in state and presidential campaigns.

Most of his journalism work over the years has been in print journalism. His writings have covered a range of issues involving technology, politics and international security. His areas of coverage have spanned topics such as military information systems, foreign affairs, intelligence, laboratory research and development, space technologies, international security, terrorism, cybersecurity and information operations.

Prior to becoming SIGNAL’s editor in chief, Ackerman served as the magazine’s senior editor. He has been with SIGNAL Magazine for more than three decades, during which he has written hundreds of feature articles and authored more than 400 columns and commentaries. He has been a panel moderator or keynote speaker at conferences in the United States, Germany and Russia, and he has appeared as a subject matter expert on television in the United States, France and Russia. Ackerman has won or shared in journalism awards from the Aviation Writers Association; the American Copy Editors Society; Apex; PRSA; the Society for Technical Communication; and the American Society of Association Executives.
Email: Robert K. Ackerman | Robert's Author Page

George I. Seffers
Director, Content Development and Executive Editor
Before joining SIGNAL Magazine as technology editor in June 2010, George I. Seffers was a media relations representative with Northrop Grumman and an internal communications specialist with Raytheon Technical Services Company. He has also been a reporter for Defense News and Federal Computer Week, where he covered a broad range of military and intelligence communications and electronics topics. As SIGNAL's executive editor, he covers the full spectrum of technology issues.

Seffers earned his bachelor’s degree in English and Communications from Lyon College in Batesville, Arkansas.
Email: George I. Seffers | George's Author Page


Kimberly Underwood
Senior Editor

Kimberly Underwood joined SIGNAL Magazine in August of 2017. She brings with her more than 15 years experience as a reporter, writer and analyst, mostly within the energy industry—both the electric utility sector and natural gas industry.

At SIGNAL, Underwood has turned her attention to emerging communication technologies, cyberwarfare, the intelligence community, military command operations and weaponry research, among other topics, for feature print and online articles. She is also the point of contact for the monthly ProductQuest print column, and she reviews industry contract award announcements for online publication.

Underwood earned a Bachelor of Arts degree in Economic Theory from The American University in Washington, D.C.

Email: Kimberly Underwood | Kimberly's Author Page



Cyndy Hogan
Director of Editorial Production
As SIGNAL Media’s director of editorial production, Cyndy Hogan’s responsibilities include production and editing of all SIGNAL Media content for the Web and print magazine, as well as other association communications. Hogan has a long background of working in association publications. She spent more than 12 years at the National League of Cities, serving as managing editor of its weekly newspaper and managing other print and online communications for the association. She also served as publications coordinator for the Association of University Programs in Health Administration and began her career as a reporter for The News & Advance, the daily newspaper in Lynchburg, Virginia. She holds a bachelor’s degree in mass communication from James Madison University. 
Email: Cyndy Hogan

Megan Lee
Associate Editor
Megan Lee is SIGNAL Magazine’s Associate Editor for print and online content. Before joining SIGNAL, Lee was a freelance editor and copywriter for professional editing services, publishing houses, and private clients. She also worked for thirteen years as a high school English teacher in Fairfax County Public Schools. She holds a Bachelor of Arts in music and a Master of Fine Arts in creative writing from George Mason University.
Email: Megan Lee

Julianne Simpson
Assistant Editor
Julianne Simpson is SIGNAL Media's assistant editor. She serves as a member of the production team for SIGNAL Media's print and online communications vehicles and supports digital media. Simpson worked for three years at the Earth Policy Institute, where she was responsible for Web communications and media outreach. She holds a BA in strategic communications from Elon Universiry and a master's degree in public relations and corporate communications from Georgetown University.
Email: Julianne Simpson

Rachel Lilly
Social Media Manager
Rachel Lilly handles social media management, including development and implementation of strategy. Before joining AFCEA International, Lilly worked as a news producer for the NBC and FOX affiliates in Roanoke and as a reporter for and Bisnow Media. She graduated summa cum laude from Virginia Tech with a B.A. in Communication, specializing in electronic and print journalism, and a minor in English. She has an M.A. in Communication from Johns Hopkins University with a dual concentration in digital journalism and public/media relations.
Email: Rachel Lilly

Chris D'Elia
Art Director
Chris D'Elia has been the art director of SIGNAL for more than 15 years. During this time, he has been responsible for the look and feel of SIGNAL as well as the cover designs for most issues. He lays out each issue and also helps the association with special projects and ads. He also helps small business advertisers promote themselves by helping them with advertising design.
Email: Chris D'Elia



Jennifer Deuterman
Director, Advertising
Jennifer Deuterman works as a team with the account executives to prepare advertising programs that are customer centric to meet the marketing goals of SIGNAL’s advertisers. She along with the outside account executives sell advertising space for the print magazine, digital version, app, website, e-newsletter, webinars, and lead-generation programs.
Email: Jennifer Deuterman