SIA, “Reasonable Woman.” Pop star Sia has been writing memorable pop songs for both herself and a bevy of other marquee artists for years. Her latest, Reasonable Woman, is a testament to her skill. The 15-song set dazzles with well-built pop songs. Reasonable Woman Sia Atlantic, May 3 7/10…

Sia, “Music: Songs From and Inspired by the Motion Picture.” It took five albums and a hiatus from performing before Sia’s jarringly profound voice and style took off with American fans. Her songwriting and features on David Guetta’s “Titanium” and Flo Rida’s “Wild Ones” elevated the songs to the…