Douglas L. Karlen, Retired ST Soil Scientist, USDA-ARS
Doug is internationally recognized for his soil health and sustainable agricultural research and technology transfer program. He is a Fellow of the American Society of Agronomy (ASA), Soil Science Society of America (SSSA), Crop Science Society of America (CSSA), and Soil and Water Conservation Society (SWCS), editor/co-editor for seven books, and author or co-author of more than 425 refereed journal, book chapter, and proceedings publications.
Diane E. Stott, Retired Soil Scientist, USDA-NRCS-SHD; Professor Emerita, Purdue University
Diane conducted internationally recognized research focused on crop and soil management impacts on soil health, soil organic matter cycling, enzyme activities and soil erodibility and soil health. She is a Fellow of the American Society of Agronomy (ASA) and author or co-author of more than 115 refereed journal, book chapter, and proceedings publications.
Maysoon M. Mikha, Research Soil Scientist, USDA-ARS
Maysoon is nationally and internationally recognized for her agronomic research addressing soil quality/health and land sustainability. She received The Conservation Research Award from the SWCS and recognized by the SSSA for her excellent editorial skills. She authored and co- authored more than 100 refereed journals, book chapters, and proceedings.

Dedication v
Foreword xi
Preface xv
Volume 1: Approaches to Soil Health Analysis
1 Soil Health: An Overview and Goals for These Volumes 1
Douglas L. Karlen, Diane E. Stott, Maysoon M. Mikha, and Bianca N. Moebius-Clune
2 Evolution of the Soil Health Movement 21
Douglas L. Karlen, Mriganka De, Marshall D. McDaniel, and Diane E. Stott
3 The Utility and Futility of Soil Health Assessment 49
John F. Obrycki and Lumarie Pérez-Guzmán
4 Metadata: An Essential Component for Interpreting Soil Health Measurements 70
Jane M.-F. Johnson and Maysoon M. Mikha
5 Soil Health Assessment of Agricultural Lands 79
Diane E. Stott, Brian Wienhold, Harold van Es, and Jeffrey E. Herrick
6 Soil Health Assessment of Forest Soils 100
Deborah S. Page-Dumroese, Felipe G. Sanchez, Ranjith P. Udawatta, Charles (Hobie) Perry, and Grizelle González
7 A Risk-Based Soil Health Approach to Management of Soil Lead 139
Nicholas T. Basta, Alyssa M. Zearley, Jeffory A. Hattey, and Douglas L. Karlen
8 The Future of Soil Health Assessments: Tools and Strategies 169
Kristen S. Veum, Marcio R. Nunes, and Ken A. Sudduth
Epilogue 199