Here is the full list of all 10 I, Hope achievements worth 1,000 gamerscore. It takes around 6-8 hours to unlock all of the achievements on Xbox One.
Hit enemies with light fired from your staff a total of five times.
Collect all four (4) Medallions of Hope on the Island of Knowledge
Collect all four (4) Medallions of Hope on the Island of Strength
Collect all four (4) Medallions of Hope on the Island of Courage
Collect all four (4) Medallions of Hope on the Island of Support
Collect all four (4) Medallions of Hope on the Island of Hope
Hit 5 enemies with light that was fired while Hope is in air
Drag a cell with your staff over 100 meters away from the creature it is infecting.
Complete any Island without taking any damage.
Complete the game with no deaths.