Healthy individuals ranging from 18 to 80 years old are needed to participate in research studies on movement control.Tasks are similar to video games that involve making simple arm movements and/or non-invasive brain stimulation. Participants will receive $20/hour for their time. For more information, email BrainStimulationLab@jhmi.edu or call (443) 923-2724. PI: Pablo Celnik, MD. IRB Application: IRB00077792
