Personhood

Here are some links related to our ongoing discussion of the the moral status of persons:

• Here is the Catholic Encyclopedia entry on person.
• Here is a nice essay that examines various proposed criteria for personhood, such as intelligence and the ability to communicate.
• Are dogs persons? One of my favorite radio shows recently devoted 3 episodes to the science of what dogs can and cannot understand.  Listen below:
  
  Part One
  Part Two
  Part Three
• How about dolphins: are they sea-persons?