ALT 2026 https://validator.w3.org/feed/docs/rss2.html ShaiFest Conference Schedule Organization Local Information AI Journal Politecnico di Milano ALT 2026 Hello world! Submission instructions Plenary Speakers Registration Distinguished Papers Surbhi Goel Aaron Roth Ohad Shamir Vitaly Feldman Sunday 25th Google Two Sigma Fields Institute Voleon Call for papers Accepted Papers Jane Street D. E. Shaw Group Criteo Google DeepMind