(Cover art by Cora Rose Nimtz ) Sister Species is the longstanding chamber pop project of Emily Kastrul, also of Betazoid . That funky synth band was how I was introduced to Kastrul's music at large, which subsequently led to Ear Coffee's coverage of the first two singles off of Sister Species' new album, Light Exchanges . Previously titled Still I Am Still , Kastrul and their six collaborators (including three trumpet players) created a love letter to stillness and the peace that comes with it. Allusions to nature and the elements flow in and out of Kastrul's lyrics, as they dwell on their relationship with things greater than any of us. I sent a handful of questions to Kastrul, who was kind enough to answer. The following interview has been edited and (minimally) condensed. How did the current band that performed on/contributed to Light Exchanges come together? You worked with nearly all of them on the last two Sister Species records as well (2016's Closer Now ...