Florida Sandbox Personal info ♂This contributor to Wikipedia is male. JHUThis user attends or attendedJohns Hopkins University This user is a software engineer. MATHThis user's favorite subject is Mathematics. This user is interested in astronomy. Skills en-us-NThis user is a native speaker of American English. ja-2この利用者は中級の日本語ができます。 zh-1該用戶能以基本的中文進行交流。该用户能以基本的中文进行交流。 math-3This user can contribute with advanced mathematical skills. pno-3This user is an advanced pianist.