Novartis is a global healthcare company that provides solutions to address the evolving needs of patients. In this case they are working to better understand the experience of those diagnosed with CMT1A. The knowledge gained from this market research study will help Novartis better understand the diagnostic journey as well as the disease burden experienced by people diagnosed with CMT1A so that they can better work to support patients. Participants aged 18 years or older who are diagnosed with CMT1A or a parent/spouse/caregiver of a person diagnosed with CMT1A.  Participation in this market research study will take around 120 minutes. This RSVP will take about 30 minutes to complete. You then will be asked to participate in a telephone interview that will take approximately 90 minutes. Qualified participants will receive a check for $150 after completion of the interview. The link to participate will be shared when the study is “live.”