Laura Ghiron, MPH, is President of Partners in Expanding Health Quality and Access, a US-based non-profit organization, and Member of the ExpandNet Secretariat. She served from 1998 to 2009 at the University of Michigan School of Public Health, including five years as Senior Research Area Specialist. From 1998 to 2006, Ms. Ghiron collaborated with the World Health Organization and colleagues in Latin America on the implementation of the Strategic Approach to Strengthening Reproductive Health Policies and Programmes, and the subsequent Reprolatina Project. She worked with Chinese colleagues on the Quality of Care Project from 1997 to 2007. In 2003 Ms. Ghiron helped found ExpandNet, which is a global network of public health and development professionals seeking to advance the science and practice of scaling up. Since co-founding Partners in Expanding Health Quality and Access in 2005, she has jointly organized and facilitated several meetings on scaling up, edited a book of scaling-up case studies, and co-authored several guides and peer-reviewed articles on scale-up, all of which are freely available on the ExpandNet website. Ms. Ghiron co-chaired a global community of practice on systematic approaches to scale up from 2013-2020 and is now chairing the Health Technical Working Group of the global Community of Practice on Scaling up Development Outcomes. She has been providing scaling up-related technical support since 2007 to several major public health and development initiatives in Asia, Africa, and Latin Americawith support from the Bill and Melinda Gates Foundation, the MacArthur Foundation, USAID and several others. For more information on ExpandNet see www.expandnet.net.