Our panel of 91 professional philosophers has responded to

39
 questions about 
Race
24
 questions about 
Suicide
282
 questions about 
Knowledge
70
 questions about 
Truth
67
 questions about 
Feminism
218
 questions about 
Education
374
 questions about 
Logic
36
 questions about 
Literature
284
 questions about 
Mind
134
 questions about 
Love
96
 questions about 
Time
244
 questions about 
Justice
27
 questions about 
Gender
170
 questions about 
Freedom
32
 questions about 
Sport
574
 questions about 
Philosophy
154
 questions about 
Sex
392
 questions about 
Religion
2
 questions about 
Action
31
 questions about 
Space
68
 questions about 
Happiness
287
 questions about 
Language
89
 questions about 
Law
208
 questions about 
Science
4
 questions about 
Economics
51
 questions about 
War
34
 questions about 
Music
105
 questions about 
Art
75
 questions about 
Perception
117
 questions about 
Children
151
 questions about 
Existence
75
 questions about 
Beauty
124
 questions about 
Profession
2
 questions about 
Culture
54
 questions about 
Medicine
221
 questions about 
Value
81
 questions about 
Identity
110
 questions about 
Biology
69
 questions about 
Business
110
 questions about 
Animals
58
 questions about 
Punishment
77
 questions about 
Emotion
5
 questions about 
Euthanasia
1280
 questions about 
Ethics
23
 questions about 
History
58
 questions about 
Abortion
43
 questions about 
Color
80
 questions about 
Death
88
 questions about 
Physics

Question of the Day

The syllogism in question is not valid. Nothing logically guarantees that the set of single girls and the set of sad girls overlap. Even if both sets have members, it does not follow that they have any members in common. Compare: Some polygons are squares. Some polygons are triangles. But it is false that some polygons are square triangles.