Jill S. Tietjen, P.E., is an author, speaker, and electrical engineer. Her
published books include the Setting the Record Straight series (co-authored with Betty Reynolds), which
explores the history of women's accomplishments in accounting, engineering, and professional achievement, and
an introduction to engineering textbook (for use by college freshmen), Keys to Engineering Success.
She is one of the top historians in the country on scientific and technical women. She is the CEO
of Technically Speaking, a national consulting company specializing in improving opportunities for women and girls
to have more career options in technology.
Tietjen is also a frequent keynote speaker at engineering, science, and women's conferences and is often profiled
in the media. She serves as an expert witness before public utility commissions and other government agencies.
The culmination of Tietjen's diverse background is the new book Her Story: A Timeline of the Women
Who Changed America (Collins), co-authored with Charlotte S. Waisman.
Tietjen regularly speaks on women in engineering, historical women in engineering and science, and
leadership topics. Her positive energy and her ability to relate to the audience result in inspired and energized
listeners.