The ALS Therapy Development Institute (ALS TDI) is the world's foremost non-profit drug discovery lab focused solely on ALS. As a nonprofit biotech, they operate without regard to profit or politics.

Led by drug development experts and people with ALS, their Watertown, MA based lab is funded by a global network of supporters unified to end ALS. Their mission is to discover and invent effective treatments for ALS. Learn more about ALS and the need for treatments here.