diff --git a/README.md b/README.md
index 6551c17..cfd5291 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,5 @@
 <h1 align="center">MIPLearn.jl</h1>
 <p align="center">
-  <a href="https://github.com/ANL-CEEESA/MIPLearn.jl/actions">
-    <img src="https://github.com/ANL-CEEESA/MIPLearn.jl/workflows/Test/badge.svg">
-  </a>
   <a href="https://doi.org/10.5281/zenodo.4287567">
     <img src="https://zenodo.org/badge/DOI/10.5281/zenodo.4287567.svg">
   </a>
@@ -11,7 +8,7 @@
   </a>
 </p>
 
-**MIPLearn** is an extensible open-source framework for solving discrete optimization problems using a combination of Mixed-Integer Linear Programming (MIP) and Machine Learning (ML). See the [main repository](https://github.com/ANL-CEEESA/MIPLearn) for more information. This repository holds an experimental Julia interface for the package. See [getting started tutorial](https://github.com/ANL-CEEESA/MIPLearn.jl/blob/dev/docs/getting-started.ipynb).
+**MIPLearn** is an extensible open-source framework for solving discrete optimization problems using a combination of Mixed-Integer Linear Programming (MIP) and Machine Learning (ML). See the [main repository](https://github.com/ANL-CEEESA/MIPLearn) for more information. This repository holds an experimental Julia interface for the package.
 
 [miplearn]: https://github.com/ANL-CEEESA/MIPLearn
 
diff --git a/src/BB/BB.jl b/src/BB/BB.jl
index 18fb8a9..9d9d4d4 100644
--- a/src/BB/BB.jl
+++ b/src/BB/BB.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 module BB
diff --git a/src/BB/collect.jl b/src/BB/collect.jl
index a1dde95..6332140 100644
--- a/src/BB/collect.jl
+++ b/src/BB/collect.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using Printf
diff --git a/src/BB/cplex.jl b/src/BB/cplex.jl
index 2463a45..8b75a24 100644
--- a/src/BB/cplex.jl
+++ b/src/BB/cplex.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020-2022, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using CPLEX
diff --git a/src/BB/log.jl b/src/BB/log.jl
index 5c7bbbf..dc32805 100644
--- a/src/BB/log.jl
+++ b/src/BB/log.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using Printf
diff --git a/src/BB/lp.jl b/src/BB/lp.jl
index 76fa4ec..3dc5be7 100644
--- a/src/BB/lp.jl
+++ b/src/BB/lp.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 import Base: values, convert
diff --git a/src/BB/nodepool.jl b/src/BB/nodepool.jl
index be1fa9a..a62a8b0 100644
--- a/src/BB/nodepool.jl
+++ b/src/BB/nodepool.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using Statistics
diff --git a/src/BB/optimize.jl b/src/BB/optimize.jl
index bb0fb06..b4121a9 100644
--- a/src/BB/optimize.jl
+++ b/src/BB/optimize.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using Printf
diff --git a/src/BB/structs.jl b/src/BB/structs.jl
index fb99f17..e3be2f8 100644
--- a/src/BB/structs.jl
+++ b/src/BB/structs.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using DataStructures
diff --git a/src/BB/varbranch/hybrid.jl b/src/BB/varbranch/hybrid.jl
index fa5d959..b54fa0b 100644
--- a/src/BB/varbranch/hybrid.jl
+++ b/src/BB/varbranch/hybrid.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 """
diff --git a/src/BB/varbranch/infeasibility.jl b/src/BB/varbranch/infeasibility.jl
index 2c99ed8..457be1a 100644
--- a/src/BB/varbranch/infeasibility.jl
+++ b/src/BB/varbranch/infeasibility.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 """
diff --git a/src/BB/varbranch/pseudocost.jl b/src/BB/varbranch/pseudocost.jl
index 8b3cff0..37016f4 100644
--- a/src/BB/varbranch/pseudocost.jl
+++ b/src/BB/varbranch/pseudocost.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 """
diff --git a/src/BB/varbranch/random.jl b/src/BB/varbranch/random.jl
index fd09c30..ab40cfc 100644
--- a/src/BB/varbranch/random.jl
+++ b/src/BB/varbranch/random.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using Random
diff --git a/src/BB/varbranch/reliability.jl b/src/BB/varbranch/reliability.jl
index e3bc29a..4edd039 100644
--- a/src/BB/varbranch/reliability.jl
+++ b/src/BB/varbranch/reliability.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 import ..to_str_array
diff --git a/src/BB/varbranch/strong.jl b/src/BB/varbranch/strong.jl
index 9cb36a5..470989d 100644
--- a/src/BB/varbranch/strong.jl
+++ b/src/BB/varbranch/strong.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using Random
diff --git a/src/Cuts/Cuts.jl b/src/Cuts/Cuts.jl
index decb70d..3684a19 100644
--- a/src/Cuts/Cuts.jl
+++ b/src/Cuts/Cuts.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 module Cuts
 
 import ..to_str_array
diff --git a/src/Cuts/tableau/collect.jl b/src/Cuts/tableau/collect.jl
index f0c011a..514c9b5 100644
--- a/src/Cuts/tableau/collect.jl
+++ b/src/Cuts/tableau/collect.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020-2022, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 import ..H5File
diff --git a/src/Cuts/tableau/gmi.jl b/src/Cuts/tableau/gmi.jl
index 19194e9..d08e087 100644
--- a/src/Cuts/tableau/gmi.jl
+++ b/src/Cuts/tableau/gmi.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020-2022, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using SparseArrays
diff --git a/src/Cuts/tableau/moi.jl b/src/Cuts/tableau/moi.jl
index 34c6eb1..caa7764 100644
--- a/src/Cuts/tableau/moi.jl
+++ b/src/Cuts/tableau/moi.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020-2022, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using JuMP
diff --git a/src/Cuts/tableau/structs.jl b/src/Cuts/tableau/structs.jl
index 55200ad..5d39ef7 100644
--- a/src/Cuts/tableau/structs.jl
+++ b/src/Cuts/tableau/structs.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020-2022, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using SparseArrays
diff --git a/src/Cuts/tableau/tableau.jl b/src/Cuts/tableau/tableau.jl
index 6498342..3323283 100644
--- a/src/Cuts/tableau/tableau.jl
+++ b/src/Cuts/tableau/tableau.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020-2022, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using KLU
diff --git a/src/Cuts/tableau/transform.jl b/src/Cuts/tableau/transform.jl
index ae3a154..bc11b1b 100644
--- a/src/Cuts/tableau/transform.jl
+++ b/src/Cuts/tableau/transform.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020-2022, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using LinearAlgebra
diff --git a/src/collectors.jl b/src/collectors.jl
index 8d5465d..d9ee5a2 100644
--- a/src/collectors.jl
+++ b/src/collectors.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 global BasicCollector = PyNULL()
 
 function __init_collectors__()
diff --git a/src/components.jl b/src/components.jl
index 8bd913d..73172bf 100644
--- a/src/components.jl
+++ b/src/components.jl
@@ -1,3 +1,6 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
 
 global MinProbabilityClassifier = PyNULL()
 global SingleClassFix = PyNULL()
diff --git a/src/extractors.jl b/src/extractors.jl
index c266d25..ff34bc6 100644
--- a/src/extractors.jl
+++ b/src/extractors.jl
@@ -1,3 +1,6 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
 
 global FeaturesExtractor = PyNULL()
 global AlvLouWeh2017Extractor = PyNULL()
diff --git a/src/io.jl b/src/io.jl
index 29f8af4..5bce22d 100644
--- a/src/io.jl
+++ b/src/io.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 global H5File = PyNULL()
 global write_pkl_gz = PyNULL()
 global read_pkl_gz = PyNULL()
diff --git a/src/problems/setcover.jl b/src/problems/setcover.jl
index e037cfc..fb44b63 100644
--- a/src/problems/setcover.jl
+++ b/src/problems/setcover.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 using JuMP
 using HiGHS
 
diff --git a/src/solvers/jump.jl b/src/solvers/jump.jl
index 7c8f365..7b091fd 100644
--- a/src/solvers/jump.jl
+++ b/src/solvers/jump.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 using JuMP
 using HiGHS
 
diff --git a/src/solvers/learning.jl b/src/solvers/learning.jl
index 8cccdad..dccff4f 100644
--- a/src/solvers/learning.jl
+++ b/src/solvers/learning.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 global LearningSolver = PyNULL()
 
 function __init_solvers_learning__()
diff --git a/test/src/BB/test_bb.jl b/test/src/BB/test_bb.jl
index 85796d2..003dcd2 100644
--- a/test/src/BB/test_bb.jl
+++ b/test/src/BB/test_bb.jl
@@ -1,5 +1,5 @@
 #  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
-#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
 #  Released under the modified BSD license. See COPYING.md for more details.
 
 using Clp
diff --git a/test/src/MIPLearnT.jl b/test/src/MIPLearnT.jl
index 9db1830..6b95fcb 100644
--- a/test/src/MIPLearnT.jl
+++ b/test/src/MIPLearnT.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 module MIPLearnT
 
 using Test
diff --git a/test/src/fixtures.jl b/test/src/fixtures.jl
index 94365b9..56f4dec 100644
--- a/test/src/fixtures.jl
+++ b/test/src/fixtures.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 function fixture_setcover_data()
     return SetCoverData(
         costs = [5, 10, 12, 6, 8],
diff --git a/test/src/problems/test_setcover.jl b/test/src/problems/test_setcover.jl
index e4b54cb..5f85418 100644
--- a/test/src/problems/test_setcover.jl
+++ b/test/src/problems/test_setcover.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 using PyCall
 
 function test_problems_setcover()
diff --git a/test/src/solvers/test_jump.jl b/test/src/solvers/test_jump.jl
index fb6557b..5bbc04d 100644
--- a/test/src/solvers/test_jump.jl
+++ b/test/src/solvers/test_jump.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 using JuMP
 import MIPLearn: from_str_array, to_str_array
 
diff --git a/test/src/test_io.jl b/test/src/test_io.jl
index a6d441e..6e40c93 100644
--- a/test/src/test_io.jl
+++ b/test/src/test_io.jl
@@ -1,3 +1,7 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
 using MIPLearn
 
 function test_io()
diff --git a/test/src/test_usage.jl b/test/src/test_usage.jl
index 090a4f6..33e52b2 100644
--- a/test/src/test_usage.jl
+++ b/test/src/test_usage.jl
@@ -1,3 +1,6 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
 
 function test_usage()
     LogisticRegression = pyimport("sklearn.linear_model").LogisticRegression