After receiving a BA in Philosophy of Science at SUNY Binghamton in 1974, Dr. Jacob graduated LACC in 1978, the California Acupuncture College in 1981 and obtained a Masters in Public Health form UCLA in 2003 in Community Health Education and Promotion.  In 1991, Dr Jacob became the 1st DC and 12th individual to receive the Diploma in Mechanical Diagnosis and Therapy from the McKenzie Institute International and has since authored multiple textbook chapters regarding his unique perspectives regarding the McKenzie Method.  Dr. Jacob teaches internationally regarding end range loading, rehab, biopsychosocial and med–legal issues.  He maintains a private practice in Pacific Palisades, California.

Helen graduated from Otago University, NZ as a Physiotherapist in 1975 and has lived and worked in Sydney, Australia since 1979.  She under took post-graduate studies through Sydney University completing her Graduated Diploma in Manipulative Therapy in 1983, her Masters of Applied Science in 1989, and her Doctor of Philosophy – titled Evaluation of the McKenzie Method in 2005.  In 2008 she became a Fellow of the Australian College of Physiotherapists. 

Helen joined the McKenzie Institute in 1986 as an Instructor for the Australian Branch, and was appointed an International Instructor for MII in 1989.  She was appointed as the International Director of Education for the Institute in 1999.  In this role she works with the International Education Committee to co-ordinate the MII educational program and ensure that it is inline with current educational trends and is relevant to current evidence based practice. Helen was appointed to the Board of Trustees of the McKenzie Institute in 2004.

Helen graduated from Otago University, NZ as a Physiotherapist in 1975 and has lived and worked in Sydney, Australia since 1979.  She under took post-graduate studies through Sydney University completing her Graduated Diploma in Manipulative Therapy in 1983, her Masters of Applied Science in 1989, and her Doctor of Philosophy – titled Evaluation of the McKenzie Method in 2005. In 2008 she became a Fellow of the Australian College of Physiotherapists. 

Helen joined the McKenzie Institute in 1986 as an Instructor for the Australian Branch, and was appointed an International Instructor for MII in 1989. She was appointed as the International Director of Education for the Institute in 1999. In this role she works with the International Education Committee to co-ordinate the MII educational program and ensure that it is inline with current educational trends and is relevant to current evidence based practice. Helen was appointed to the Board of Trustees of the McKenzie Institute in 2004.