If you are logged in:
You can change you password from your dashboard by clicking on Change Password in the top right.
Enter your current Password, then enter your New Password, confirm your New Password and click Update.
If you are logged out:
You can still reset your password by going to the login screen and clicking on Forgot Password?
Enter your registered Email address and click Submit.
A reset password link will be sent to your Email (please check Junk/Spam folder). Click on the button in the email to Reset Password.
You will be taken back to Hoofpick where you can enter a New Password, Confirm Password and click Submit.
This will redirect you to the login screen again where you can log in with your New Password and registered Email.