preview

The Body Theory

Satisfactory Essays

The personal identity problem is a philosophical conundrum that asks the question, what makes someone the same over time, or what characterizes the preservation of one’s identity? The term identity does not refer to the type of sameness identical twins have, or quantitative identity, but rather refers to numerical identity, that is for X and Y to be identical, everything possessed by X must also be possessed by Y (Leibniz’s Law). With this in mind, one might say they have the same body as they did a year ago so they must be the same person now as they were then. This answer is called the Body Theory, for obvious reasons. It states that personal identity is preserved through the preservation of one’s body. Although this may seem like a good answer on the surface, there are many flaws to the Body Theory.
Let’s look at the case of a mad scientist named Dr. Jeckyll, who creates and drinks a mysterious concoction which knocks him out. Upon awaking, Jeckyll has aquired a new set of less than savory mannerisms and habits in replacement of his old ones and knows nothing of Dr. Jeckyll nor has any memories from Jeckyll’s life. After a night of wreaking havoc, this new personality, let’s call him Mr. Hyde, goes to sleep and wakes up the next morning as Jeckyll once again. Jeckyll’s last memory is drinking his concoction before he was knocked out and he knows nothing of Hyde nor his misdeeds. Jeckyll goes about his day and goes to bed but when he wakes up he is no longer Jeckyll, but

Get Access