Boston and Springfield were among the "Top 10 best metro areas for STEM professionals" in 2018, according to statistics compiled by WalletHub, a personal finance website. STEM stands for science, technology, engineering and mathematics. Boston was ranked second and Springfield eighth on the list. Worcester came in at 18th. "We made another good list," Springfield Mayor Domenic Sarno said. "Glad to see our educational and workforce development are starting to pay off - this is all about a good four-letter word - jobs!"