Jill S. Tietjen, P.E., is an author, speaker, and electrical engineer. Her published books include the Setting the Record Straight series, which explores the history of women in accounting, engineering, and professional achievement. Tietjen 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. She was inducted into the Colorado Women’s Hall of Fame in 2010.