After receiving her MSc in 1987 she worked for 15 years in industry (today Akzo Nobel) with R&D mainly related to the development of industrial chlorate electrolysis. In 2002 she received a PhD from KTH in chemical engineering and since 2003 Ann works in the group of Applied Electrochemistry at KTH, still conducting research related to industrial electrolysis and electrocatalysis but has also broadened her interests to areas as cellulose based Li-ion batteries. She teaches electrochemical engineering and chemical engineering in several courses at KTH.