On cluelessness, I would add
Tomasik, Charity cost-effectiveness in an uncertain world
Bostrom, Crucial Considerations and wise philanthropy
Christiano, We can probably influence the far future
On epistemic modesty:
Finney, Philosophical majoritarianism
Aaronson, Common knowledge and Aumann’s agreement theorem
On cluelessness, I would add
Tomasik, Charity cost-effectiveness in an uncertain world
Bostrom, Crucial Considerations and wise philanthropy
Christiano, We can probably influence the far future
On epistemic modesty:
Finney, Philosophical majoritarianism
Aaronson, Common knowledge and Aumann’s agreement theorem