Related Clues:

• They're committed
• Fake handles
• Rap sheet items
• John Smith, John Doe, etc.
• Pen names
• Criminal adoptions
• Con men often use them
• Rap sheet names
• Fake handles
• Nefarious deeds
• Kimble's array, in TV's "The Fugitive"
• Noms de plume
• AKAs
• Unlawful acts
• Protective covers?