Boston’s Celebrity Series will stream the first of its new online “Celebrity Series at Home” pro-grams on February 11 when violinist Alyssa Wang performs solo works by J.S. Bach, John Corigliano, Francisco Tárrega, and Chen Yi. The February 18 episode will feature a string quartet from the Boston-based Castle of Our Skins ensemble performing two works in memory of Dr. Martin Luther King, Jr.: Daniel Bernard Roumain’s String Quartet No. 2 (“King”) and George Walker’s Lyric for Strings. Hub New Music (flutist Michael Avitabile, clarinetist Nicholas Brown, violinist Alyssa Wang, cellist Jesse Christeson) will perform world premieres by Shaw Pong Liu, Eric Nathan, Natalie Dietterich, Molly Herron, and Dai Wei. Additional episodes will feature the Emerson String Quartet; pianist András Schiff; Quartet Kalos (marimba, clarinet, cello, and voice); vocalist Aoife O’Donovan and mandolinist/vocalist Chris Thile; harp-and-vibraphone duo Charles Overton and Julian Loida; and double bassist Christian McBride and his quartet. For more information visit https://www.celebrityseries.org/athome/.