Scientific and Medical Education Committee

大卫・希尔博士

创始执行官

希尔博士负责监督管理doTERRA的科学、研究、医疗和安全部门。他以其在精油和综合医学领域的专业经验而闻名于世。

希尔博士是一位先驱者和领导者，他在过去的几十年中一直致力于将精油带到世界各地。他与不同国家的医师、科学家和医院合作，定义并建立了医学整合以及精油在现代健康实践中的使用。他指导推动了精油科学在知名大学和科研机构的研究，帮助人们更深入地了解精油及其用途。

除了在精油科学和科研领域的诸多成就，希尔博士还是一位深受喜爱的教育家。他最喜欢在结束一天的忙碌以后在家里与妻子、孩子和孙子女们一起度过美好的时光。

罗素·奥斯格索普博士

首席医学官

罗素·奥斯格索普博士目前担任doTERRA的首席医学官。他正在建立一个初级保健诊所网络，通过综合循证医疗实践来专注于养生和预防疾病。他还在研究精油在医护条件下的使用方式。

奥斯格索普博士获得了麦吉尔大学医学院的医学学位，然后在科罗拉多州丹佛市的儿童医院完成住院医师实习，并在华盛顿大学医学院完成了儿童传染病的联谊研究。

布兰尼克·里格斯博士

临床项目副总裁；医疗顾问委员会主席

布兰尼克·里格斯博士出生在印第安纳州的拉斐特，曾在成长过程中居住在不同国家。他是董事会认证的家庭医师。 2001年，他从图森的亚利桑那大学医学院毕业，同时接受了一些养生和替代医药方面的培训。毕业后，他参加了麦凯迪全科住院医师项目，该计划将他和他的家人带到犹他州的奥格登市。

里格斯博士喜欢全方位的家庭医学，也是美国家庭医师学会的成员。里格斯博士在他繁忙的工作中担任医疗总监，同时还为一家疗养院和两个临终关怀小组服务。从2014年到2017年，他担任过Revere Health里维尔健康在犹他州北部的医疗总监。

里格斯医师对基于价值体系的医疗保健有浓厚的兴趣，并热衷于改善他所热爱的职业，目的是为了病人和医师可以更好地配合治疗。他连续七年荣获“受患者欢迎医师奖”。他现在是doTERRA的医疗顾问委员会主席和临床项目副总裁。

里格斯博士喜欢将在家里使用精油的经验融入到他的医疗实践中，更好地帮助病人的疗愈过程。当他休息的时候，里格斯博士和他的妻子朱莉喜欢和他们的五个孩子在瓦萨奇弗朗特度过时光。他们一起修整庭院，打理他们的小农场，也热爱一起去世界各个地方游玩。

凯瑟琳·伊加·菲利普斯博士

整合医学

凯瑟琳·伊加·菲利普斯博士—人们亲切地称她为K博士，是一位屡获殊荣的国际演讲者和周全的人道主义者。她专注于心理、身体、情感和灵性健康带来的力量。

K博士与其志同道合的执业医师团队利用专属的综合医学实践为她的社区提供全面、天然和正宗的医疗方案。她还开启了一个线上导师项目，为个人成长和提升意识提供了空间。 K博士自己的人生意义在于为他人真正的健康、全方位的提升和充实的现实生活提供必要的方法和辅导。

杰西卡·赫尔佐格博士

General Practice

杰西卡·赫尔佐格博士是自然疗法领域的领导者和导师。她在Synergy Science协同科学和Infinity Medica无限医疗的委员会任职。她是Blue Pebble Health蓝卵石健康的创始人，这是一家位于犹他州和宾夕法尼亚州的中西医结合功能医学中心。她的使命一直是通过发现不健康的因素来帮助人们在健康的道路上前行。她的团队由具有相信自然力量的医师组成，专门从事针对慢性疲劳、自身免疫性疾病、消化系统的问题和荷尔蒙失衡的恢复工作。赫尔佐格博士的健康理念很简单：优化线粒体或细胞能量，并提供基础营养物质。这种方法对优化、恢复和预防都很有效。

赫尔佐格医师有双重认证的医学证书，她在马里兰大学完成了她的本科学位、医学博士和儿科住院医师实习。在学习期间，她曾经参与美国国家卫生研究所及马里兰大学的医学研究。她的职业生涯从马里兰州、犹他州和宾夕法尼亚州的儿科住院医师开始。在过去的10年中，赫尔佐格博士专门从事自然医学工作，传承历史悠久的草药和精油的力量。她也是前沿健康技术的倡导者，这些技术能够激发细胞能量，并与传统方法完美搭配在一起。

赫尔佐格博士全心全意地言传身教她的理念，努力实现身体、心理、情感和灵性健康的最佳平衡。她每天都会通过内服（她常用的方法）、扩香和局部的涂抹的方式使用精油。她和她的六个孩子都住在犹他州。

艾米·沃尔索夫博士

艾米·沃尔索夫博士在德克萨斯州的葡萄藤长大（达拉斯的一个郊区）。 2009年，她从圣安东尼奥的德克萨斯大学健康科学中心获得医学博士学位。沃尔索夫博士在德克萨斯州达拉斯市的德克萨斯健康资源长老会医院完成了内科实习。随后，她加入了位于拉伯克的德克萨斯理工大学健康科学中心的皮肤科，在那里她获得了住院医师领导奖，以表彰其卓越的领导才能，专业精神，团队合作精神和对住院医师计划的奉献精神。她在2013年7月完成了皮肤病学委员会的考试，正式成为委员会认证的医师。

自从在达拉斯开始私人执业以来，沃尔索夫博士从她的病人和同行那里获得了许多奖项，包括2016年的“达拉斯三大最佳皮肤科医师”，2014至2017年的“得克萨斯州超级医师之星”，2015年的“十佳医师”，2013至2017年的“最富有同情心的医师”，以及2013至2017年的“受患者欢迎医师奖”。

安德鲁·高夫博士

安德鲁·高夫博士在英国出生和长大，他的父母都是从事医学工作又相信替代医学的有效性的父母。他在切姆斯福德学院完成了体育科学学位，然后移居美国，在杨百翰大学的爱达荷州分校学习心理学和化学，并以优异成绩毕业。随后，高夫博士从骨科医学的创始学校安德鲁·泰勒·斯蒂尔大学毕业，并在密歇根州底特律市的圣约瑟夫医院系统完成了急诊医学的住院医师实习。

高夫博士目前在南达科他州阿伯丁市的桑福德医院从事急诊医学工作。他热衷于学习、研究和教育人们关于doTERRA精油和天然产品对健康的益处，也乐于分享精油是如何祝福他的家庭的，继续为世界各地的人们带来希望和疗愈。

Dr. Chris Spelman DDS

Dr. Chris M. Spelman is a general dentist with a private practice in New Jersey, offering a full scope of dental services. He graduated with honors from the University of Maryland in 2001. Dr. Spelman is a member of the Academy of General Dentistry. He studies essential oils extensively and uses them regularly in his practice. He’s passionate about educating both his patients and colleagues about the importance of living a wellness-based lifestyle.

Dr. Ashley Anderson NP with PhD

Dr. Ashley Anderson received a Master of Science in Nursing with a Women’s Health Nurse Practitioner Specialty in 2008, a certificate in Health Professionals Education in 2012 and a Doctor of Philosophy in Nursing in 2016, all from the University of Louisville. She received her Bachelor of Science in Nursing from Berea College in 2005. She was a record holding team Captain for Berea College’s Women’s Basketball team. Dr. Anderson participated in beauty pageants to take advantage of additional scholarship opportunities as she pursued her education. She won Ms. Kentucky United States 2013, Miss Black Ohio in 2010 and was crowned the 1st Miss University of Louisville in 47 years when the competition returned to campus in 2008.

Dr. Anderson is the founder and CEO of Athena Health and Wellness, a women’s health practice that is the first of its kind in Louisville, Kentucky. In 2020, she partnered with doTerra and launched an essential oil business to help promote natural healthcare in the western realm of medicine. She is a family planning specialist, trained researcher, author, certified health science educator, community activist, international runway model, actress, radio personality, and motivational speaker.

In 2016, Dr. Anderson was the recipient of the Guy Stevenson Award for Excellence in Graduate Studies, the highest honor the University of Louisville gives to graduating doctoral students. In 2014, she was named Glamour Magazine Phenomenal Woman of the Year for Kentucky. Dr. Anderson is the Executive Director of the Miss Black Kentucky USA Scholarship Organization where she works to empower young black women, through pageantry, to develop the leadership skills, confidence and network to achieve their biggest goals in life. Ashley resides in the Louisville area with her two sons, Atlas and Ace.

Dr. Janet Roark

Dr. Janet Roark is a veterinarian and the proud owner of Hill Country Mobile Veterinary Service in Austin, Texas. She triple-majored for her BS at Ohio’s University of Findlay in biology, equestrian studies, and pre-veterinary medicine, along with minoring in chemistry. Afterward, she graduated from Michigan State University’s College of Veterinary Medicine in 2005.

Dr. Roark began using essential oils for her own health after battling both physical and emotional struggles related to stress. She then used essential oils in her veterinarian practice about six months after integrating them into her daily life. She now specializes in integrating acupuncture and essential oils along with traditional modalities.

Essential oils literally changed her life forever, and she has made it her mission to educate people all over the world regarding the safe and effective use of doTERRA essential oils with animal treatment.

Dr. Jeanette Yamamoto

Dr. Jeanette Yamamoto obtained her bachelor’s degree in animal science from Oklahoma State University in 1997 and received her doctorate in veterinary medicine there in 2002. Returning to California after graduation, Jeanette completed a small-animal internship and worked as a senior emergency and critical care clinician at the Animal Specialty and Emergency Center in Los Angeles until 2012. In 2011, Jeanette established Peaceful Pets In-Home Euthanasia Services to ensure comfortable passings for dogs and cats in her area. She expanded her practice to incorporate hospice and palliative care, focusing her energy on her business full-time. Jeanette earned her veterinary hospice and palliative care certification in October 2020.

She was introduced to doTERRA essential oils in December 2014, soon becoming a Wellness Advocate, and incorporating essential oils into her general practice and in-home euthanasia service. The essential oils have improved many of her patients’ quality of life and become an important part of her practice.

Jeanette resides in the Santa Clarita Valley of Southern California. She and her husband, Jeremy, are parents to two wonderful children, Ellee and Justin. They have a cat (Boxsie), a pit bull mix (Bella), a Yorkie mix (Phoebe), and a miniature pinscher mix (Zero).

Dr. Mia Frezzo

Dr. Mia Frezzo is a veterinarian, wife, and mother of three young children, residing in northern New Jersey. Her passion for veterinary medicine was initiated and fostered by her uncle—also a veterinarian. Mia studied and worked with her uncle since age 14. She graduated from Ohio State University’s College of Veterinary Medicine in 1998, returning home after graduation.

She is the owner and medical director of the Animal Hospital of Hasbrouck Heights in Hasbrouck Heights, New Jersey. Dr. Frezzo’s patients, primarily dogs and cats, benefit greatly from her combined holistic and traditional approach, emphasizing doTERRA essential oils, natural health, and illness prevention.

Dr. Frezzo became convinced of the power of essential oils through her own personal experience. As her daughter struggled with a health issue, she grew increasingly frustrated with her lack of progress. Dr. Frezzo found doTERRA Breathe and On Guard to be highly beneficial and effective support for her daughter’s wellness.

Dr. Frezzo has proudly and confidently spoken in support of natural doTERRA essential oils and natural products with her family, friends, and clients, both in the United States and abroad. She has seen remarkable improvements in the physical and emotional well-being of her patients, leading to her writing SpOIL Your Pet: A Practical Guide to Using Essential Oils in Dogs and Cats.

Dr. Larry McCaskill DVM, CVA, CVCH, CVFT, CVTP, CTCVMP

Dr. McCaskill grew up in the rural community of Central, Louisiana, located on the outskirts of Baton Rouge. He attended Louisiana State University (LSU), completing his undergraduate. He was commissioned as a second lieutenant in the United States Air Force (USAF) in January 1970, becoming a fighter pilot and serving until August 1977, after which he entered the LSU School of Veterinary Medicine.

While in veterinary school, he joined the USAF Reserves, continuing his flying career on a part-time basis. Dr. McCaskill maintained dual careers as a practicing veterinarian and pilot for 29 years. He is a combat veteran of both Vietnam and the Gulf War. He graduated in May 1981 and opened the McCaskill Veterinary Hospital, a mixed animal practice, in New Roads, Louisiana, in August of that year.

His interest in and study of veterinary acupuncture and Traditional Chinese Veterinary Medicine (TCVM) began at the Chi Institute, located in Reddick, Florida. He became a CVA in March 2009 and is now a certified TCVM practitioner (CTCVMP), which requires certifications in veterinary acupuncture, Chinese veterinary herbal medicine, Chinese veterinary food therapy, and Chinese veterinary tui-na (massage techniques).

He has incorporated doTERRA essential oil therapies into his treatments for small animal patients. He loves promoting TCVM in worldwide presentations and mentoring students who are learning veterinary acupuncture. He is a Chi Institute instructor, teaching acupuncture to students in China.

Dr. McCaskill resides in Oscar, Louisiana, by False River with his wife, Lu, and their yellow Labrador, Cakki. They have two children, Matt and Megan, and five grandchildren. They are active members of St. Mary’s Catholic Church in New Roads. His favorite hobbies are exercising and dove and duck hunting with Cakki.

Dr. Janis Fisher DVM, CVA, CCRT, CAC

Dr. Janis Fisher is a graduate of the Atlantic Veterinary College of Prince Edward Island, Canada. Early in her career, she realized she wanted to take a more holistic approach to well-being. She became a certified veterinary acupuncturist through the International Veterinary Acupuncture Society in 2005. Ever since, her practice has included both acupuncture and traditional Chinese medicine herbal therapy.

She’s a certified canine rehabilitation therapist and animal chiropractor.

Her desire for natural solutions led her to doTERRA essential oils. After witnessing the health benefits of essential oils in her home, Janis integrated them into her veterinary rehabilitation practice. doTERRA essential oils are now diffused daily at her office, and she enjoys educating colleagues on the benefits of essential oils for their animal patients.