"[In the laboratory] they thought I was the new janitor." - Clarice Phelps, Nuclear Chemist. "Why do I get a tenth of the funding that men that have projects at large corporations do?" - Mary Lou Jepsen, inventor. "I asked 'why isn't there a girl character for me to choose from?' At first, they laughed. Then, they got annoyed at me and started having design meetings and not tell me where they were." - Sheri Graner Ray, videogame designer. "My surname is Andrew, so people kept asking who was this Andrew that I collaborated with and if he was the one who did the technology side of my work." - Gretchen Andrew, NFT Artist. "At the first conference I did, somebody asked me whose girlfriend I was and I had to say "no, I'm presenting".  - Emily Holmes, Neuroscientist.    Women have fought their way to the top in fields that have been male dominated for years, yet, they still face challenges in gaining investment, being acknowledged as experts and being included at the highest level. With the growth in AI it is more important than ever that women's voices are heard to avert the inherent sex bias and misogyny of our culture being perpetuated. 50 Women in Technology sheds light on the work of forgotten pioneers who defied expectations and broke new ground working in health, IT, maths, genetics, astronomy and many others. It also includes 25 exclusive interviews with women who are at the forefront today, developing new products and making discoveries in the fast-paced world of technology including 2023 Nobel prize-winner Katalin Karikó; plus: Amalia Ballarino (Nuclear Engineer), Ana Oliveira (Crop Genetics), Anaïs Engelmann and Meghan Hale (Design Engineering), Anda Waluyo Sapardan (Medical Tech/Healthcare), Anna Lukasson-Herzig (Computing/AI), Brenda Romero (Video Games), Clarice Phelps (Nuclear Chemist), Claudia Brind -Woody (IT), Emily Holmes (Neuroscientist). Gretchen Andrew (NFT Artist), Ida Tin (FemTech), Kasia Gora (Food Tech), Marita Cheng (Robotics), Mary Lou Jepsen (Imaging/Healthcare), Odunayo Eweniyi (Financial Tech), Rumman Chowdhury (Internet Algorithms/Data Science), Sheri Graner Ray (Videogames), Stephanie Willerth, (Bioengineering), Tan Le (Medical Tech) and Yewande Akinola (Sustainability), Erica Kang (crypto), Maria Carolina Fujihara (Decarbonisation), Mary Agbesanwa (fintech), Coty Craven (gaming accessibility), Morenike Fajemisin (FemTech).