Eric Christoph implemented his first small business accounting system during summer break after his junior year of college. Since then he has worked as a federal contractor and consultant supporting major weapons systems acquisitions, IT sustainment programs, software development projects, and many, many proposals. For the last 15 years he has specialized in Earned Value Management Systems, serving as the Corporate EVM lead for a major defense contractor and co-authoring the PMI Practice Standard for Earned Value Management (Second Edition). Today Eric works with clients developing Integrated Master Schedules and PPM solutions using Project Online.