Sheikh Othman bin Muhammad Al-Khamis Al-Nasiri Al-Tamimi, born on May 26, 1962, is a prominent Kuwaiti Islamic scholar, jurist (faqih), and hadith specialist. He is considered one of the most notable contemporary Sunni figures in the Islamic world, known for his specialization in Hadith studies and his critical examination of Shia theology from a Sunni perspective, which has earned him widespread recognition in religious circles. His academic journey began with a Bachelor's degree from the College of Usul al-Din at Imam Muhammad ibn Saud Islamic University in Riyadh. He later obtained a Master's degree from Kuwait University with a thesis titled "The Hadiths Regarding the Two Grandsons (Hasan and Husayn)." He completed his academic pursuits with a PhD with honors from King Saud University for his dissertation, "The Book 'Al-Muraja'at': A Critical Hadith Study," which is one of his most significant research works. Sheikh AlKamees has worked for the Kuwaiti Ministry of Awqaf and Islamic Affairs and has served as an Imam and orator in several mosques. In addition to his academic activities, he has gained prominence as a preacher and debater through television programs and scholarly discussions. He maintains a strong presence on social media platforms, where he shares clips from his lectures and answers jurisprudential questions, utilizing modern technology to disseminate Islamic knowledge globally.

Sheikh AlKamees earned his PhD with honors from King Saud University for his critical dissertation on the book "Al-Muraja'at" by Abd al-Husayn Sharaf al-Din. This academic work became a key reference for Sunni researchers in theological dialogues with Shia Islam and was later published as one of his most famous books. He has founded and supervised various educational and da'wah projects aimed at spreading authentic Islamic knowledge, most notably the "Kounouz" platform, which broadcasts his lectures and lessons. He has also authored dozens of books and treatises on creed, hadith, and jurisprudence, including "An Era of History" and "Who is the Awaited Mahdi?" He is regarded as one of the most influential contemporary preachers in the digital media landscape, with channels and platforms followed by millions worldwide. This extensive reach has solidified his position as a scholarly authority for a large segment of the Arabic-speaking Muslim population.

- PhD in Islamic Studies from King Saud University, Riyadh, Saudi Arabia. - Master's degree in Hadith Studies from Kuwait University, Kuwait. - Bachelor's degree in Usul al-Din (Fundamentals of Religion) from Imam Muhammad ibn Saud Islamic University, Riyadh, Saudi Arabia.