Following are my Divrei Tora from Parashat Devarim:

• Dvar Tora from Shabbat Devarim, 5773: Multiple Tora Interpretations
• Dvar Tora from Shabbat Devarim (Chazon), 5768: “Sometimes, Tora Study is not an Option”
• Dvar Tora from Shabbat Devarim (Chazon), 5767: “Why did God really prevent Moshe from entering the Promised Land?” (mp3 audio)
• Dvar Tora from Shabbat Devarim (Chazon), 5766: “Getting the Story Straight”
• Dvar Tora from Shabbat Devarim, 5765: “Tisha B’Av’s Parshiot”
• Dvar Tora from Shabbat Devarim, 5764: “But We and Our Parents have Sinned”
• Dvar Tora from Shabbat Devarim, 5763: “Multiple Possibilities”

Note: Some of these essays have been updated over the years. Even when the same title appears, editing and changes have been applied and the essay has been somewhat altered. You might want to look at only the latest iteration of the essay. On the other hand, particularly if you have difficulty with a particular idea, checking earlier versions may be helpful.