Who is known for establishing the first American Chiropractic Association?

• A. Beatrice Hagen
• B. Selina Sigafoose-Jackson
• C. Gloria Niles
• D. Solon Langworthy

Answer: (D)

The establishment of the first American Chiropractic Association is attributed to Solon Langworthy, who played a crucial role in the organization and promotion of chiropractic as a legitimate healthcare profession. Langworthy was instrumental in advocating for the recognition of chiropractors and contributed significantly to the development of chiropractic education and practices. His efforts helped to unify practitioners and create a professional association that would represent the interests of chiropractors across the United States, showcasing the growing need for standardized practices and regulations within the field. This foundational work laid the groundwork for the further expansion and acceptance of chiropractic care in American healthcare.