Foundation Yearbook, 2011 Edition, provides an overview of the state of foundation giving in the current year and beyond, comparisons of foundation activities by foundation size, and breakdowns of foundation resources by geographic location and grantmaker type. Foundation Yearbook is part of the Foundations Today Series of annual research reports on foundation growth and trends in foundation giving. The edition's key findings include: Overall foundation giving was nearly unchanged from 2009 at $45.7 billion. Foundation assets rose by 4.7 percent to an estimated $618.1 billion in 2010. Foundation giving in 2011 is expected to remain flat.