Dr. William Lane Craig speaks on the ontological argument for God.

Playlist: http://www.youtube.com/view_play_list?p=48F0C019551ADD08

1. Philosophical Background

1.1 Possible worlds
1.2 Maximal greatness

2. Alvin Plantinga’s version

1. It is possible that a maximally great being (God) exists.
2. If it is possible that a maximally great being exists, then a maximally great being exists in some possible world.
3. If a maximally great being exists in some possible world, then it exists in every possible world.
4. If a maximally great being exists in every possible world, then it exists in the actual world.
5.If a maximally great being exists in the actual world, then a maximally great being exists.
6. Therefore, a maximally great being exists.

3. The argument examined
3.1 Epistemic vs. metaphysical possibility
3.2 Coherence of a maximally great being
3.3 Parodies of the argument
3.4 Evidential defense of premiss (1)
3.5 Summary and conclusion

Link: http://drcraigvideos.blogspot.com

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