Winning a Nobel prize in itself doesn't automatically make a person non-ideological. As others have pointed out, Mises and Hayek have faced (justifiable) critic

Winning a Nobel prize in itself doesn't automatically make a person non-ideological. As others have pointed out, Mises and Hayek have faced (justifiable) criticism for being too ideological, which you can't wave away by simply stating that they're Nobel laureates.