Airs Friday, November 27 at 1 p.m. When it comes to artistic partnerships, there's a lot to be said for the fireworks of musicians joining together for the first time. But there's another kind of collaboration that can yield profound pleasure: a recording with two artists who know each other deeply, in a relationship that has unfolded over years or even decades.

Airs Monday, October 26, at 1 p.m. On this week's broadcast by the San Francisco Symphony, music director Michael Tilson Thomas leads the orchestra in the last of Brahms’s symphonic works, his Symphony No. 4 in E minor and also takes the audience through a scene from Finish mythology with Lemminkäinen's Return by Jean Sibelius. As the center piece violinist Christian Tetzlaff joins the maestro and orchestra for the Violin Concerto No. 2 in B minor by Bartók and then from the archives we'll hear the Variations on a Theme by Haydn of Johannes Brahms.

Airs Monday, August 10, at 1 p.m. This week on the San Francisco Symphony pianist Hélène Grimaud joins guest conductor Lionel Bringuier for a work by Brahms with emotion too big to be confined to two pianos. It's the Piano Concerto No. 1 in D minor by Brahms, along with the aural kinetic Sculpture of Henri Dutilleux called Métaboles, and Maurice Ravel's twisted tribute to the waltz king in his La Valse. Also, from the archives, Michael Tilson Thomas leads the orchestra in a performance of Debussy's Nocturnes.

Airs Monday, July 27, at 1 p.m. This week on the San Francisco Symphony, Alexander Barantschik will conduct and will be the soloist in Mendelssohn's Violin Concerto in D minor. Mozart's Divertimento in F major for Strings will open the concert and we'll hear the Melodia--Libertango by Astor Piazzolla featuring Seth Asarnow on the bandoneón. The concert concludes with an archived performance of the Symphony No. 2 by Brahms.

Airs Monday, July 13, at 1 p.m. On this week's broadcast concert by the San Francisco Symphony, conductor Semyon Bychkov takes the orchestra in a literal and symbolic journey to the summit of the Alps with a performance of Strauss' An Alpine Symphony. Pianist Till Fellner will also be featured in Mozart's Piano Concerto No. 24 in C minor,  and the program concludes with the Serenade No. 2 in A major by Brahms.