Charlotte Olsson is a certified Prezi expert. She has studied adult pedagogy and psychology. She has worked with Prezi since 2011 and has over 12 years of experience as a software trainer. In 2012, Charlotte cofounded Imprezzing, which specializes in Prezi solutions. Charlotte is a gifted communicator. She loves Prezi because it helps companies and individuals share their stories. Since 2011, she has been providing Prezi training and Prezi designs to a wide range of companies worldwide. Her expertise and solutions are praised by all her clients. Charlotte is based in California, where she manages Imprezzing's operations in the U.S. Christina Hoyer is a cofounding partner of Imprezzing and has worked with Prezi since 2010. She is the owner and manager of Imprezzing Scandinavia. Based in Copenhagen, she provides training, design, and complete Prezi implementations for companies and organizations throughout Scandinavia (in Danish and English). Christina is a certified Prezi expert and is active within the international community of Prezi experts. She has a master's degree in arts and business management, and is experienced in strategic communication and presentations mentoring. Since 2004, she has been the CEO of her own company. Christina is a sought-after keynote speaker and has authored a Danish book about presentation skills, named Tag ordet I din magt - en vaerktojskasse for talere.