This class, taught in the Winter of 2017 and taught by Prof. Scott McDougall, All Soulsian and systematic theologian, covers the basics of why these ancient statements still hold so much meaning. Here are some further resources for digging deeper for those who attended the class, and introductory resources for those who missed the class.
Creeds: What are they good for?
Marianne H. Micks, Loving the Questions: An Exploration of the Nicene Creed (New York: Seabury, 2004).
Luke Timothy Johnson, The Creed: What Christians Believe and Why It Matters (New York: Image, 2004).
More resources to come.