diff --git a/content/topic/(against)-the-coming-world-of-listening-machines.md b/content/topic/(against)-the-coming-world-of-listening-machines.md
index ba920ed..d83d0c0 100644
--- a/content/topic/(against)-the-coming-world-of-listening-machines.md
+++ b/content/topic/(against)-the-coming-world-of-listening-machines.md
@@ -120,7 +120,7 @@ Another response would be to say that when or if machines listen, they listen ![
 [^Cella, Serizel, Ellis]: ![](bib:7c769ce6-5e9e-40d3-96ef-1838a7f57365)
 [^Alper]: Meryl Alper, *Giving Voice: Mobile Communication, Disability*, and Inequality (MIT Press, 2017)
 [^Rowe]: LIBRARY Robert Rowe, *Interactive Music Systems* (1994)
-[^maier_audio_1] Stefan Maier: [*Machine Listening*](https://technosphere-magazine.hkw.de/p/Machine-Listening-kmgQVZVaQeugBaizQjmZnY), Technosphere Magazine (2018); Interview with [Stefan Maier](http://stefanmaier.studio/info/) on September 11, 2020
+[^maier_audio_1]: Stefan Maier, [*Machine Listening*](https://technosphere-magazine.hkw.de/p/Machine-Listening-kmgQVZVaQeugBaizQjmZnY), Technosphere Magazine (2018); Interview with [Stefan Maier](http://stefanmaier.studio/info/) on September 11, 2020
 [^li and mills]: LIBRARY Xiaochang Li and Mara Mills, "Vocal Features: From Identification to Speech Recognition by Machine" 60(2) *Technology and Culture* (2019) pp.129-S160  DOI: https://doi.org/10.1353/tech.2019.0066
 [^intelligent_audio_analysis]: ![](bib:827d1f44-5a35-4278-a527-4df67e5ba321)
 [^Virtanen]: LIBRARY Virtanen et al, *Computational Analysis of Sound Scenes and Events* (Springer, 2017)