Ms. Tietjen is the President and CEO of Technically Speaking, Inc. An electrical engineer, she has spent more than 45 years in the electric utility industry where she provided planning consulting services to electric utilities and organizations comprising the electric utility industry and served as an expert witness before public utility commissions and other government agencies. In 2015, she served as the CEO of the National Women’s Hall of Fame, based in Seneca Falls, New York (the birthplace of women’s rights). Today, she is a worldwide advocate for telling women’s stories and writing women into history.
An author (14 books published to date) and international speaker, Tietjen is the co-author of the award-winning and bestselling books Her Story: A Timeline of the Women Who Changed America and Hollywood: Her Story, An Illustrated History of Women and the Movies. Her latest award-winning book (2022) is Over, Under, Around, and Through: How Hall of Famers Surmount Obstacles. Her introduction to engineering textbook, Keys to Engineering Success, was published by Prentice Hall in 2001. Her ebook for the Institute of Electrical and Electronics Engineers’ Women in Engineering series titled Recognizing and Taking Advantage of Opportunities was published in 2016. She is the series editor for Springer’s Women in Engineering and Science series, has written two volumes in the series and has served as co-volume editor for three volumes. She blogged for The Huffington Post from 2014-2018.
Tietjen has received numerous awards and honors including Women eNews 21 Leaders of the 21st Century (2016); the 2001 Woman in Technology Award from the Women’s Foundation of Colorado, Subaru, and News4; Tau Beta Pi’s Distinguished Alumna Award; and she was named a Woman of Distinction by Girl Scouts – Mile Hi Council. In 2017, she received the Advocate for Women and Girls Award from Girl Scouts of Colorado and the General Palmer Award from ACEC-Colorado. She served as the 1991-1992 National President of the Society of Women Engineers (SWE). She was the first woman president of the Rocky Mountain Electrical League, the trade association in the West serving the electric utility industry. Tietjen is a member of the Board of Directors for Georgia Transmission Corporation of Tucker, Georgia and served as an outside director for Merrick & Company of Greenwood Village, Colorado from 2010-2021. She has been inducted into the Colorado Women’s Hall of Fame, the Colorado Author’s Hall of Fame and the National Academy of Construction. Her story, titled “Engineering Women Back into History,” was aired on Rocky Mountain PBS as part of the Great Colorado Women film series and is accessible through the Colorado Women’s Hall of Fame web site film library.
Tietjen graduated from the University of Virginia (Tau Beta Pi, Virginia Alpha) with a B.S. in Applied Mathematics (minor in Electrical Engineering) and received her M.B.A. from the University of North Carolina – Charlotte. She is a registered professional engineer in Colorado.