Voting rules: Choose the philosophical question you think is the most difficult!
This is a community-based ranking of the most difficult philosophical question. We do our best to provide fair voting, but it is not intended to be exhaustive. So if you notice something or philosophy is missing, feel free to help improve the ranking!
A participant may cast an up or down vote for each philosophy once every 24 hours. The rank of each philosophy is then calculated from the weighted sum of all up and down votes.