| ID | Interpret | Skladba | Album | |
| 181. | Dr Ngozi Okonjo-Iweala | Looking Beyond the Crisis: Challenges and Opportunities for Africa | LSE: Public lectures and events |  |
| 182. | K@W BCG | Challenges Facing Procurement Organizations | Procurement | |
| 183. | Gary Hart, Former U.S. Senator (D-CO), 6-15-07 | Future Challenges for U.S. National Security | Johns Hopkins SAIS Events - Summer 2007 | |
| 184. | Alan A. Lew | #153: Mexico and Thailand's Tourism Challenges, and more... | Travelography | |
| 185. | Elizabeth Wingrove | Theoretical Insights versus Empirical Designs: Making Sense of Gender in Political Scientific Inquiry | Gender Across the Disciplines Lecture | |
| 186. | Engaging the Mind | Diabetes as the Next Healthcare Epidemic: Challenges and Solutions | U.Va Podcasts | |
| 187. | Dr. Myron Marty | Abraham Lincoln: Ethical Challenges At Every Turn | Ethical Society of St. Louis | |
| 188. | Carl Trueman | Contemporary Challenges to Theology and Church Life | Church and Theology Today: What is Really at Stake? | |
| 189. | Ngozi Okonjo-Iweala, Brookings Institution, 2-28-07 | Fighting Corruption in Nigeria: Progress and Challenges | Johns Hopkins SAIS Events - Spring 2007 | |
| 190. | Sir John Holmes | Meeting the new humanitarian challenges of the 21st century | LSE Public Lectures and Events | |
| 191. | AALS Section on Antitrust and Economic Regulations | Emerging Antitrust Regimes: Challenges and Approaches | AALS 2009 Annual Meeting | |
| 192. | Ian Harrison, U.Va Chemistry | Energy Sustainability: Challenges and Opportunities Ahead | Reunions Weekend 2007 Podcasts | |
| 193. | Internet Caucus Advisory Committee | RFID Roundtable Discussion: Opportunities and Challenges | Congress Hears Tech Policy Debates | |
| 194. | Horse Radio Network | Stable Scoop Episode 4 - Anything is Possible No Matter the Challenges | Stable Scoop Radio Show | |
| 195. | Dr Michael Green | America's position in Asia: challenges for the next Administration | Distinguished Speaker Series | |
| 196. | Paul Cleary | The Public's Health: Challenges in the 21st Century | Yale University | |
| 197. | Consul General of Israel Jacob Dayan | Current Challenges in the Middle East Facing the New U.S. Administration | UCLA Israel Studies Program | |
| 198. | Consul General of Israel Jacob Dayan | Current Challenges in the Middle East Facing the New U.S. Administration | UCLA Israel Studies Program | |
| 199. | BJ Austin, KERA News | Jury Selection Challenges for Dallas Corruption Trial | Jury Selection Challenges for Dallas Corruption Trial | |
| 200. | Wesley A. Fryer | Podcast307: The Challenges of Integrating Web 2.0 in Missouri Schools by Bob Martin | Moving at the Speed of Creativity Podcasts | |
