Detailed Instructions: Compose a new way to ask the same question. The new question must be asking the exact same thing as the original question does. Without any other information, you should be able to tell that the original question and the new question are the same. Preserve bracketed phrases in your new question. You can change the rest of the question provided the above requirements are satisfied. The new question must have a natural, fluent formulation, as if it were composed by a native English speaker. You will be given three pieces of information to help you create better questions. Those are: "Answer": the answer to the question, e.g., "Honolulu". "Answer Type": the type of the answer, e.g., "Location". "Auxiliary Information" is a detailed description of some concepts mentioned in the question, if any.
Problem:original question: What is the profession of [Dan Buettner] that is also a specialization of [Educator]?
answer: teacher
answer type: Profession.
auxiliary information: Dan Buettner is an American explorer, educator, author and public speaker. He also co-produced a documentary and holds three world records for endurance bicycling. He is the founder of the online Quest Network, Inc., which provides opportunities for students to interactively engage with explorers on expedition. In February 2007, an expedition led by Buettner to Nicoya, Costa Rica confirmed the existence of what the New York Times described as "a local population with the longest average lifespan in the Western hemisphere".Educator:;Type: Profession. 
Solution:
Which profession of [Dan Buettner] is also a specialization of [Educator]?