The psychology of downvoting others without telling them why!
137795
Who has downvoted me and why
18381
The vote fraud script breaks legitimate polling questions - A serial downvoter's lament
3107
Should 'drive by' downvoting be more effectively caught?
145059
Why do people not upvote, or accept answers that worked for them?
131405
Why was "downvoting comments" declined? Should this feature be revisited?
16670
Removing a downvote adds reputation that wasn't there
20792
Delay answer downvote rep loss to voter to help hide voter's identity
157030
Seeking feedback on downvoted question?
32517
What purpose does downvoting questions serve?
55733
Downvotes appear to be pure evil
54233
The answer to tactical downvoting problem?
47699
Unexplainable upvotes
89071
Is it "breaking the rules" to downvote trivial answers?
134870
Different implementation of downvoting: require comments
99212
Revealing Identity of those who Vote Up or Down
56360
What is the point of upvoted comments
2523
Distinguish close votes by reason