Concepcion was born in Barcelona but now lives in Scotland. She started teaching in Mexico and then in the national system in Spain and Equatorial Guinea. In 1996, she started teaching the IBDP (groups 1 and 2) at the UWC in Norway . Since then, she has mainly taught IBDP in Switzerland, Scotland and England. She has also worked in the IBAEM office in the Hague, involved in the DP and CP team. She has several roles as part of the IB Educator Network.