Lori T. Andersen, EdD, OTR/L, FAOTA, received her Bachelor of Science degree in Rehabilitation Services from Springfield College, her Master of Science degree in Occupational Therapy from the Medical College of Virginia, and her Doctorate in Education from Nova Southeastern University. She has more than 15 years of experience in clinical practice and more than 20 years in academia. Her academic positions in occupational therapy have included the following: Associate Professor at Florida Gulf Coast University, Professor at Nova Southeastern University, Visiting Clinical Associate Professor at Florida International University, and Professor at Brenau University. She is now enjoying retirement, pursuing such passions as traveling and researching the history of occupational therapy.Kathlyn (Kitty) L. Reed, PhD, OTR, FAOTA, MLIS, is Associate Professor Emeritus, School of Occupational Therapy, Texas Woman's University, Houston, Texas. She completed her basic education in occupational therapy at the University of Kansas, received a master’s degree in occupational therapy from Western Michigan University, obtained a doctorate in special education from the University of Washington, and was awarded a second master’s in information and library studies from the University of Oklahoma. She has been active in occupational therapy for over 50 years as a practitioner, educator, and consultant. Reed has authored several textbooks in occupational therapy and co-authored textbooks in physical therapy and speech-language pathology. She was named a fellow of the American Occupational Therapy Association (AOTA) in 1975, received the AOTA Award of Merit in 1983 and presented the Eleanor Clarke Slagle lectureship at the AOTA annual conference in 1986. She has served in the AOTA Delegate and Representative Assemblies representing three different state associations and was chair of the AOTA Ethics Commission. She is a member of the Texas Occupational Therapy Association, the World Federation of Occupational Therapists and the Society for the Study of Occupation. Her interests include tracking assessments developed by occupational therapists.

• Dedication Acknowledgments About the Authors Foreword by Charles H. Christiansen, EdD, OTR, FAOTA Introduction Chapter 1 The Formative Stages: Ancient Times to 1900s Chapter 2 Conception and Formal Birth: 1900s to 1917 Chapter 3 World War I: 1917 to 1920s Chapter 4 Standard Setting: 1920s to 1940s Chapter 5 Rapid Growth and Expansion: 1940s to 1960s Chapter 6 Turning Points: 1960s to 1970s Chapter 7 Back to Philosophical Base: 1970s to 1980s Chapter 8 Search for a Unifying Theory: 1980s to 1990s Chapter 9 Time of Conflict: 1990s to 2000s Chapter 10 Looking to the Future: 2000s to 2010s Chapter 11 On the Road to the Centennial Vision and Beyond Appendix A Presidents of NSPOT and AOTA Appendix B Executive Officers of NSPOT and AOTA Appendix C Locations of Headquarters for NSPOT and AOTA Appendix D Official Organ/Journal of NSPOT and AOTA Appendix E Annual Meetings of NSPOT and AOTAAppendix F Eleanor Clarke Slagle Lecturers and Lectures. Appendix G AOTA Award of Merit Recipients Appendix H AOTA Membership Summary Index

Lori T. Andersen, EdD, OTR/L, FAOTA, received her Bachelor of Science degree in Rehabilitation Services from Springfield College, her Master of Science degree in Occupational Therapy from the Medical College of Virginia, and her Doctorate in Education from Nova Southeastern University. She has more than 15 years of experience in clinical practice and more than 20 years in academia. Her academic positions in occupational therapy have included the following: Associate Professor at Florida Gulf Coast University, Professor at Nova Southeastern University, Visiting Clinical Associate Professor at Florida International University, and Professor at Brenau University. She is now enjoying retirement, pursuing such passions as traveling and researching the history of occupational therapy.Kathlyn (Kitty) L. Reed, PhD, OTR, FAOTA, MLIS, is Associate Professor Emeritus, School of Occupational Therapy, Texas Woman's University, Houston, Texas. She completed her basic education in occupational therapy at the University of Kansas, received a master’s degree in occupational therapy from Western Michigan University, obtained a doctorate in special education from the University of Washington, and was awarded a second master’s in information and library studies from the University of Oklahoma. She has been active in occupational therapy for over 50 years as a practitioner, educator, and consultant. Reed has authored several textbooks in occupational therapy and co-authored textbooks in physical therapy and speech-language pathology. She was named a fellow of the American Occupational Therapy Association (AOTA) in 1975, received the AOTA Award of Merit in 1983 and presented the Eleanor Clarke Slagle lectureship at the AOTA annual conference in 1986. She has served in the AOTA Delegate and Representative Assemblies representing three different state associations and was chair of the AOTA Ethics Commission. She is a member of the Texas Occupational Therapy Association, the World Federation of Occupational Therapists and the Society for the Study of Occupation. Her interests include tracking assessments developed by occupational therapists.

• Dedication Acknowledgments About the Authors Foreword by Charles H. Christiansen, EdD, OTR, FAOTA Introduction Chapter 1 The Formative Stages: Ancient Times to 1900s Chapter 2 Conception and Formal Birth: 1900s to 1917 Chapter 3 World War I: 1917 to 1920s Chapter 4 Standard Setting: 1920s to 1940s Chapter 5 Rapid Growth and Expansion: 1940s to 1960s Chapter 6 Turning Points: 1960s to 1970s Chapter 7 Back to Philosophical Base: 1970s to 1980s Chapter 8 Search for a Unifying Theory: 1980s to 1990s Chapter 9 Time of Conflict: 1990s to 2000s Chapter 10 Looking to the Future: 2000s to 2010s Chapter 11 On the Road to the Centennial Vision and Beyond Appendix A Presidents of NSPOT and AOTA Appendix B Executive Officers of NSPOT and AOTA Appendix C Locations of Headquarters for NSPOT and AOTA Appendix D Official Organ/Journal of NSPOT and AOTA Appendix E Annual Meetings of NSPOT and AOTAAppendix F Eleanor Clarke Slagle Lecturers and Lectures. Appendix G AOTA Award of Merit Recipients Appendix H AOTA Membership Summary Index

Lori T. Andersen, EdD, OTR/L, FAOTA, received her Bachelor of Science degree in Rehabilitation Services from Springfield College, her Master of Science degree in Occupational Therapy from the Medical College of Virginia, and her Doctorate in Education from Nova Southeastern University. She has more than 15 years of experience in clinical practice and more than 20 years in academia. Her academic positions in occupational therapy have included the following: Associate Professor at Florida Gulf Coast University, Professor at Nova Southeastern University, Visiting Clinical Associate Professor at Florida International University, and Professor at Brenau University. She is now enjoying retirement, pursuing such passions as traveling and researching the history of occupational therapy.Kathlyn (Kitty) L. Reed, PhD, OTR, FAOTA, MLIS, is Associate Professor Emeritus, School of Occupational Therapy, Texas Woman's University, Houston, Texas. She completed her basic education in occupational therapy at the University of Kansas, received a master’s degree in occupational therapy from Western Michigan University, obtained a doctorate in special education from the University of Washington, and was awarded a second master’s in information and library studies from the University of Oklahoma. She has been active in occupational therapy for over 50 years as a practitioner, educator, and consultant. Reed has authored several textbooks in occupational therapy and co-authored textbooks in physical therapy and speech-language pathology. She was named a fellow of the American Occupational Therapy Association (AOTA) in 1975, received the AOTA Award of Merit in 1983 and presented the Eleanor Clarke Slagle lectureship at the AOTA annual conference in 1986. She has served in the AOTA Delegate and Representative Assemblies representing three different state associations and was chair of the AOTA Ethics Commission. She is a member of the Texas Occupational Therapy Association, the World Federation of Occupational Therapists and the Society for the Study of Occupation. Her interests include tracking assessments developed by occupational therapists.

• Dedication Acknowledgments About the Authors Foreword by Charles H. Christiansen, EdD, OTR, FAOTA Introduction Chapter 1 The Formative Stages: Ancient Times to 1900s Chapter 2 Conception and Formal Birth: 1900s to 1917 Chapter 3 World War I: 1917 to 1920s Chapter 4 Standard Setting: 1920s to 1940s Chapter 5 Rapid Growth and Expansion: 1940s to 1960s Chapter 6 Turning Points: 1960s to 1970s Chapter 7 Back to Philosophical Base: 1970s to 1980s Chapter 8 Search for a Unifying Theory: 1980s to 1990s Chapter 9 Time of Conflict: 1990s to 2000s Chapter 10 Looking to the Future: 2000s to 2010s Chapter 11 On the Road to the Centennial Vision and Beyond Appendix A Presidents of NSPOT and AOTA Appendix B Executive Officers of NSPOT and AOTA Appendix C Locations of Headquarters for NSPOT and AOTA Appendix D Official Organ/Journal of NSPOT and AOTA Appendix E Annual Meetings of NSPOT and AOTAAppendix F Eleanor Clarke Slagle Lecturers and Lectures. Appendix G AOTA Award of Merit Recipients Appendix H AOTA Membership Summary Index