Findings:

• madman
• madman x (user)
• A Madman's Diary
• The Professor and the Madman
• The Madman
• Madman Across the Water
• MadMan (user)
• The mathematician as madman
• Diary Of A Madman
• Ras the Madman (user)
• Evil Madman (user)
• Jackhandle Madman (user)

If you Log in you could create a "sweaty-toothed madman" node. If you don't already have an account, you can register here.