Senior James Simon effects change by quantifying societal issues and working directly with disadvantaged communities. “It’s always kind of surprising to me how much of an impact you can make on people if you just put in the effort to seek out opportunities,” he says.

MIT spinout 247Solar is building solar power systems that use overnight thermal energy storage to provide round-the-clock power and industrial-grade heat. “You have to have a solution that operates 24 hours a day,” Bruce Anderson ’69, SM ’73 says.

Via @mitsoftball on Instagram: “Saturday was for the seniors! We loved honoring our seniors and their families who have given so much to this sport and program!!”

Our habit of using numbers to make political arguments has a history, and William Deringer is a leading historian of it. He has carved out a distinctive niche through his scholarship showing how quantitative reasoning has become part of public life.

Researchers have shown that heat isn’t alone in causing water to evaporate: Light, striking the surface where air and water meet, can break water molecules away and float them into the air, causing evaporation in the absence of any source of heat.

Founded by Rhiannon Menn MBA ’14 in 2020, meal-delivery nonprofit Lasagna Love now has 50,000 volunteers providing lasagnas to families in need. “For me, food is love, and it’s how I communicate care and support,” she says.