<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>News on</title><link>https://simstevens.github.io/news/</link><description>Recent content in News on</description><generator>Hugo -- gohugo.io</generator><language>en-us</language><lastBuildDate>Fri, 17 Jul 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://simstevens.github.io/news/index.xml" rel="self" type="application/rss+xml"/><item><title>Talk at IFORS 2026 in Vienna</title><link>https://simstevens.github.io/news/talk_wien/</link><pubDate>Fri, 17 Jul 2026 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/talk_wien/</guid><description>&lt;p&gt;Today, I had the great pleasure of presenting our work on &lt;strong&gt;&amp;quot;&lt;a href="https://optimization-online.org/?p=33886"&gt;A Branch-and-Cut Approach for Decision-Dependent Robust Optimization Problems&lt;/a&gt;&amp;quot;&lt;/strong&gt; at the &lt;a href="https://ifors2026.at/home/"&gt;IFORS 2026&lt;/a&gt; conference in Vienna. I really enjoyed the discussions and the exchange of ideas (both research-related and not) that took place during the week.&lt;/p&gt;</description><content>&lt;p&gt;Today, I had the great pleasure of presenting our work on &lt;strong&gt;&amp;quot;&lt;a href="https://optimization-online.org/?p=33886"&gt;A Branch-and-Cut Approach for Decision-Dependent Robust Optimization Problems&lt;/a&gt;&amp;quot;&lt;/strong&gt; at the &lt;a href="https://ifors2026.at/home/"&gt;IFORS 2026&lt;/a&gt; conference in Vienna. I really enjoyed the discussions and the exchange of ideas (both research-related and not) that took place during the week.&lt;/p&gt;
&lt;p&gt;&lt;img src="https://simstevens.github.io/img/news/ifors_vienna.jpeg" alt="At IFORS 2026 in Vienna"&gt;&lt;/p&gt;</content></item><item><title>Preprint Update!</title><link>https://simstevens.github.io/news/preprint_bnc-for-ddro2/</link><pubDate>Mon, 13 Jul 2026 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/preprint_bnc-for-ddro2/</guid><description>&lt;p&gt;We just updated the preprint to our paper on &lt;strong&gt;&amp;ldquo;Branch-and-Cut for Mixed-Integer
Linear Decision-Dependent Robust Optimization&amp;rdquo;&lt;/strong&gt; (joint work with &lt;em&gt;Henri
Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;). It is available right now
and can be found &lt;a href="https://optimization-online.org/?p=33886"&gt;here&lt;/a&gt;. The
accompanying open-source implementations are available
&lt;a href="https://github.com/simstevens/bnc-for-ddro"&gt;here&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;We just updated the preprint to our paper on &lt;strong&gt;&amp;ldquo;Branch-and-Cut for Mixed-Integer
Linear Decision-Dependent Robust Optimization&amp;rdquo;&lt;/strong&gt; (joint work with &lt;em&gt;Henri
Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;). It is available right now
and can be found &lt;a href="https://optimization-online.org/?p=33886"&gt;here&lt;/a&gt;. The
accompanying open-source implementations are available
&lt;a href="https://github.com/simstevens/bnc-for-ddro"&gt;here&lt;/a&gt;.&lt;/p&gt;</content></item><item><title>Preprint Update</title><link>https://simstevens.github.io/news/preprint_ddro-via-bilevel4/</link><pubDate>Fri, 03 Jul 2026 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/preprint_ddro-via-bilevel4/</guid><description>&lt;p&gt;There is an updated version to our preprint &lt;strong&gt;&amp;ldquo;A Computational Study for Solving
Decision-Dependent Robust Problems as Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; (joint
work with &lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;). Now with
more details on the impact of hedging costs on the solution of DDRO problems.
You can find it &lt;a href="https://optimization-online.org/?p=29420"&gt;here&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;There is an updated version to our preprint &lt;strong&gt;&amp;ldquo;A Computational Study for Solving
Decision-Dependent Robust Problems as Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; (joint
work with &lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;). Now with
more details on the impact of hedging costs on the solution of DDRO problems.
You can find it &lt;a href="https://optimization-online.org/?p=29420"&gt;here&lt;/a&gt;.&lt;/p&gt;</content></item><item><title>Talk at CIRM Workshop in Marseille</title><link>https://simstevens.github.io/news/talk_marseille/</link><pubDate>Wed, 18 Mar 2026 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/talk_marseille/</guid><description>&lt;p&gt;I just presented our work on &lt;strong&gt;&amp;ldquo;Branch-and-Cut for
Mixed-Integer Linear Decision-Dependent Robust Optimization&amp;rdquo;&lt;/strong&gt; (jointly with
&lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;) at the &lt;a href="https://conferences.cirm-math.fr/3620.html"&gt;CIRM
workshop &amp;ldquo;Optimization at the second
level&amp;rdquo;&lt;/a&gt; in Marseille. You find the
preprint of our paper &lt;a href="https://optimization-online.org/?p=33886"&gt;here&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;I just presented our work on &lt;strong&gt;&amp;ldquo;Branch-and-Cut for
Mixed-Integer Linear Decision-Dependent Robust Optimization&amp;rdquo;&lt;/strong&gt; (jointly with
&lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;) at the &lt;a href="https://conferences.cirm-math.fr/3620.html"&gt;CIRM
workshop &amp;ldquo;Optimization at the second
level&amp;rdquo;&lt;/a&gt; in Marseille. You find the
preprint of our paper &lt;a href="https://optimization-online.org/?p=33886"&gt;here&lt;/a&gt;.&lt;/p&gt;</content></item><item><title>New Preprint Available!</title><link>https://simstevens.github.io/news/preprint_bnc-for-ddro1/</link><pubDate>Thu, 05 Mar 2026 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/preprint_bnc-for-ddro1/</guid><description>&lt;p&gt;The preprint of our new paper &lt;strong&gt;&amp;ldquo;Branch-and-Cut for
Mixed-Integer Linear Decision-Dependent Robust Optimization&amp;rdquo;&lt;/strong&gt; (joint work
with &lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;) is available
right now and can be found &lt;a href="https://optimization-online.org/?p=33886"&gt;here&lt;/a&gt;.
The accompanying open-source implementations are available
&lt;a href="https://github.com/simstevens/bnc-for-ddro"&gt;here&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;The preprint of our new paper &lt;strong&gt;&amp;ldquo;Branch-and-Cut for
Mixed-Integer Linear Decision-Dependent Robust Optimization&amp;rdquo;&lt;/strong&gt; (joint work
with &lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;) is available
right now and can be found &lt;a href="https://optimization-online.org/?p=33886"&gt;here&lt;/a&gt;.
The accompanying open-source implementations are available
&lt;a href="https://github.com/simstevens/bnc-for-ddro"&gt;here&lt;/a&gt;.&lt;/p&gt;</content></item><item><title>Preprint Update</title><link>https://simstevens.github.io/news/preprint_ddro-via-bilevel3/</link><pubDate>Thu, 19 Feb 2026 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/preprint_ddro-via-bilevel3/</guid><description>&lt;p&gt;Our preprint &lt;strong&gt;&amp;ldquo;A Computational Study for Solving
Decision-Dependent Robust Problems as Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; (joint
work with &lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;) just got
an update. You can find it &lt;a href="https://optimization-online.org/?p=29420"&gt;here&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;Our preprint &lt;strong&gt;&amp;ldquo;A Computational Study for Solving
Decision-Dependent Robust Problems as Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; (joint
work with &lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;) just got
an update. You can find it &lt;a href="https://optimization-online.org/?p=29420"&gt;here&lt;/a&gt;.&lt;/p&gt;</content></item><item><title>Talk at EUROYoung 2025</title><link>https://simstevens.github.io/news/talk_naples/</link><pubDate>Sat, 18 Oct 2025 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/talk_naples/</guid><description>&lt;p&gt;The &lt;a href="https://euroyoung.eu/naples2025/"&gt;EUROYoung 2025&lt;/a&gt;
in Naples was a blast! I had the pleasure of presenting our ongoing work on
&lt;strong&gt;“A Branch-and-Cut Approach for Decision-Dependent Robust Optimization
Problems”&lt;/strong&gt;. Great discussions, inspiring talks, and wonderful people all
around!&lt;/p&gt;</description><content>&lt;p&gt;The &lt;a href="https://euroyoung.eu/naples2025/"&gt;EUROYoung 2025&lt;/a&gt;
in Naples was a blast! I had the pleasure of presenting our ongoing work on
&lt;strong&gt;“A Branch-and-Cut Approach for Decision-Dependent Robust Optimization
Problems”&lt;/strong&gt;. Great discussions, inspiring talks, and wonderful people all
around!&lt;/p&gt;</content></item><item><title>Talk at ALOP 2025</title><link>https://simstevens.github.io/news/talk_alop/</link><pubDate>Thu, 25 Sep 2025 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/talk_alop/</guid><description>&lt;p&gt;Today, I gave a talk about &lt;strong&gt;&amp;ldquo;A Branch-and-Cut
Approach for Decision-Dependent Robust Optimization Problems&amp;rdquo;&lt;/strong&gt; at the
&lt;a href="https://alop.uni-trier.de/event/international-workshop-on-algorithmic-optimization/"&gt;International Workshop on Algorithmic Optimization in
Trier&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;Today, I gave a talk about &lt;strong&gt;&amp;ldquo;A Branch-and-Cut
Approach for Decision-Dependent Robust Optimization Problems&amp;rdquo;&lt;/strong&gt; at the
&lt;a href="https://alop.uni-trier.de/event/international-workshop-on-algorithmic-optimization/"&gt;International Workshop on Algorithmic Optimization in
Trier&lt;/a&gt;.&lt;/p&gt;</content></item><item><title>Talk at OR2025</title><link>https://simstevens.github.io/news/talk_bielefeld/</link><pubDate>Wed, 03 Sep 2025 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/talk_bielefeld/</guid><description>&lt;p&gt;I gave a talk today about &lt;strong&gt;&amp;ldquo;A Branch-and-Cut Approach
for Decision-Dependent Robust Optimization Problems&amp;rdquo;&lt;/strong&gt; at the &lt;a href="https://or2025.de/"&gt;OR2025
Conference in Bielefeld&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;I gave a talk today about &lt;strong&gt;&amp;ldquo;A Branch-and-Cut Approach
for Decision-Dependent Robust Optimization Problems&amp;rdquo;&lt;/strong&gt; at the &lt;a href="https://or2025.de/"&gt;OR2025
Conference in Bielefeld&lt;/a&gt;.&lt;/p&gt;</content></item><item><title>Preprint Update</title><link>https://simstevens.github.io/news/preprint_ddro-via-bilevel2/</link><pubDate>Tue, 12 Aug 2025 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/preprint_ddro-via-bilevel2/</guid><description>&lt;p&gt;There is a new version of our preprint on &lt;strong&gt;&amp;ldquo;Solving Decision-Dependent Robust
Problems as Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; (joint work with &lt;em&gt;Henri Lefebvre&lt;/em&gt;,
&lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;). You can find it
&lt;a href="https://optimization-online.org/2025/02/solving-decision-dependent-robust-problems-as-bilevel-optimization-problems/"&gt;here&lt;/a&gt;.
The accompanying open-source implementations are still available
&lt;a href="https://github.com/simstevens/ddro-via-bilevel"&gt;here&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;There is a new version of our preprint on &lt;strong&gt;&amp;ldquo;Solving Decision-Dependent Robust
Problems as Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; (joint work with &lt;em&gt;Henri Lefebvre&lt;/em&gt;,
&lt;em&gt;Martin Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;). You can find it
&lt;a href="https://optimization-online.org/2025/02/solving-decision-dependent-robust-problems-as-bilevel-optimization-problems/"&gt;here&lt;/a&gt;.
The accompanying open-source implementations are still available
&lt;a href="https://github.com/simstevens/ddro-via-bilevel"&gt;here&lt;/a&gt;.&lt;/p&gt;</content></item><item><title>Talk at EURO2025</title><link>https://simstevens.github.io/news/talk_leeds/</link><pubDate>Mon, 23 Jun 2025 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/talk_leeds/</guid><description>&lt;p&gt;Today, I gave a talk about &lt;strong&gt;&amp;ldquo;Solving Decision-Dependent
Robust Problems as Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; at the &lt;a href="https://euro2025leeds.uk/"&gt;EURO2025
Conference in Leeds&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;Today, I gave a talk about &lt;strong&gt;&amp;ldquo;Solving Decision-Dependent
Robust Problems as Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; at the &lt;a href="https://euro2025leeds.uk/"&gt;EURO2025
Conference in Leeds&lt;/a&gt;.&lt;/p&gt;</content></item><item><title>New Preprint Available!</title><link>https://simstevens.github.io/news/preprint_ddro-via-bilevel1/</link><pubDate>Wed, 19 Feb 2025 00:00:00 +0000</pubDate><guid>https://simstevens.github.io/news/preprint_ddro-via-bilevel1/</guid><description>&lt;p&gt;The preprint for our new paper &lt;strong&gt;&amp;ldquo;Solving Decision-Dependent Robust Problems as
Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; (joint work with &lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin
Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;) can be found
&lt;a href="https://optimization-online.org/2025/02/solving-decision-dependent-robust-problems-as-bilevel-optimization-problems/"&gt;here&lt;/a&gt;.
The accompanying open-source implementations are available
&lt;a href="https://github.com/simstevens/ddro-via-bilevel"&gt;here&lt;/a&gt;.&lt;/p&gt;</description><content>&lt;p&gt;The preprint for our new paper &lt;strong&gt;&amp;ldquo;Solving Decision-Dependent Robust Problems as
Bilevel Optimization Problems&amp;rdquo;&lt;/strong&gt; (joint work with &lt;em&gt;Henri Lefebvre&lt;/em&gt;, &lt;em&gt;Martin
Schmidt&lt;/em&gt; and &lt;em&gt;Johannes Thürauf&lt;/em&gt;) can be found
&lt;a href="https://optimization-online.org/2025/02/solving-decision-dependent-robust-problems-as-bilevel-optimization-problems/"&gt;here&lt;/a&gt;.
The accompanying open-source implementations are available
&lt;a href="https://github.com/simstevens/ddro-via-bilevel"&gt;here&lt;/a&gt;.&lt;/p&gt;</content></item></channel></rss>