Listen to Monday night's class, "R. Ovadia Seforno & Humanism," here.
Follow along with the sources here.
For further research:
1) Read R. Hayim Angel's "Text and Historical Motivations Behind the Commentary of Rabbi Ovadiah Sfrono on the Torah" here.
2) Read Avigail Rock's discussion of Seforno's commentary, on the VBM website, here.
3) Read Moshe Rachimi's "פולמוס יהודי-נוצרי סמוי בפירושו של רבי עובדיה ספורנו לתורה" here.