Editorial board memberships

• Current Associate editor, SIAM Journal on Scientific Computing (SISC), January 2020--ongoing.
• Current Associate editor, IEEE Transactions on Parallel and Distributed Systems (IEEE TPDS), January 2020--ongoing; also as a Reproducibility Associate Editor (February 2022--ongoing).
• Current Associate editor, SIAM Journal on Matrix Analysis and Applications (SIMAX), March 2018--ongoing.
• Associate editor, Parallel Computing, April 2016--May 2025.
• Guest editor, with Christian Schulz, of a special section of ACM JEA on SEA2022.
Guest editor, with Yves Robert, of the special issue of Journal of Parallel and Distributed Computing on IPDPS 2022.
• Guest editor, with Gagan Agrawal, of the special issue of Journal of Parallel and Distributed Computing on HiPC2020.

Local service

• Member of the Council of the Fédération d'Informatique de Lyon (FIL) May 2021--ongoing.
• Member of the Council of the LIP, ENS de Lyon, Oct 2021--ongoing.
• Co-chair of the thesis committee of LIP (Co-responsable de la commission des thèses du LIP), Jan 2021--Sep 2025. See my schedule for the Comité de suivi individuel of the PhD students at LIP.
• Member of the commission of the gender parity and inclusiveness of LIP, 2020--ongoing.
• Member of the committee of the computing resources of LIP (membre de la commission du calcul du LIP), 2019--2021.

Service in international professional organizations

• Member of SIAM's Prize Canvassing Committee (PCC), for SIAM Major Prizes, January 2026 -- December 2028.
• Chair of the 2025 and 2024 IEEE TCPP Outstanding Service and Contributions Award Committee.
• Program director of the SIAM Activity Group on Applied and Computational Discrete Algorithms (SIAG/ACDA), Jan 1st, 2023--Dec 31st, 2024.
• Committee member: member of the 2024 SIAM Student Paper Prize selection committee (info).
• Committee member: Member of the the prize committee of SIAM's George Polya Prize in Applied Combinatorics (info).
• Committee member: 2023 and 2022 IEEE TCPP Outstanding Service and Contributions Award Committee.
• Secretary of the SIAM Activity Group on Applied and Computational Discrete Algorithms (SIAG/ACDA), Jan 1st, 2021--Dec 31st, 2022.
• Steering committee member: HiPC, 2019--2021.
• Vice-chair of IEEE Technical Committee on Parallel Processing (IEEE TCPP), May 2018--Dec 2019;
• Steering committee member: IPDPS (2017--2019).
• Secretary of the SIAM Activity Group on Supercomputing (SIAG/SC), Jan 1st, 2014--Dec 31st, 2015.
• Steering committee member: Combinatorial Scientific Computing, 2014--2020.

Conferences

2026

• IPDPS2026, PC member, 40th IEEE International Parallel & Distributed Processing Symposium, May 25-29, 2026, New Orleans, USA.

2025

• ACDA2025, Organizing committee co-chair, SIAM Conference on Applied and Computational Discrete Algorithms (ACDA25) Montréal, Canada.
• IPDPS 2025, PC member, 39th IEEE International Parallel & Distributed Processing Symposium June 3--7, 2025, Milan, Italy.

2024

• IPDPS 2024: 38th IEEE International Parallel & Distributed Processng Symposium May 27--31, 2024, San Francisco, California US.
• SIAM PP 2024: The 20th SIAM Conference on Parallel Processing for Scientific Computing, March 5--8, 2024, Baltimore, Maryland US.
• HPC Asia 2024: The International Conference on High Performance Computing in Asia-Pacific Region (HPC Asia)/
• SEA 2024: Symposium on Experimental Algorithms 2024, July 24--26, 2024, Vienna, Austria.
• BAŞARIM 2024, 8. Ulusal Yüksek Başarımlı Hesaplama Konferansı, Ankara, Turkey;
• HiPC2024, 31st IEEE International Conference on High Performance Computing, Data, and Analytics, Bengaluru, India.

2023

• Minisymposia at ICIAM 2023: Applied and Computational Discrete Algorithms, with Alex Pothen, consisting of eight talks.
• IPDPS 2023: Member of the program committee (Algorithms area).
• CCGrid'23: Member of the committee for Research Posters.
• SC'23: Member of the program committee (Algorithms track).

2022

• Program committee co-chair, 36th IEEE International Parallel & Distributed Processing Symposium (IPDPS 2022).
• Program committee co-chair, 20th Symposium on Experimental Algorithms (SEA 2022).
• IEEE Cluster 2022, Member of the programme committee.
• Proceedings Paper Committee of the 20th SIAM Conference on Parallel Processing for Scientific Computing, 2022, February 23-26, 2022, Seattle U.S.A.
• ISC High Performance 2022, Member of the Birds of a Feather Committee.
• International Conference on Parallel Processing and Applied Mathematics (14th PPAM), Member of the programme committee.
• BAŞARIM 2022 (A high performance computing conference in Turkey), 7th BAŞARIM, Member of the programme committee.

2021

• 20th SIAM Conference on Parallel Processing for Scientific Computing (SIAM PP22), Member of the Proceedings Paper Committee.

Earlier

• 2020
• Program vice-chair HiPC 2020.
• ICPP 2020, Member of the programme committee.
• HeteroPar'2020, Member of the programme committee.
• 2019
• Algorithms track chair HiPC 2019.
• Mini-symposium organizer at ICIAM 2019 on (Combinatorial scientific computing, 12 talks), with Aydin Buluc and Alex Pothen.
• PPAM, Member of the programme committee.
• ISC, Member of the programme committee.
• ICPP 2019, Member of the programme committee.
• 2018
• General chair, 32nd IEEE International Parallel & Distributed Processing Symposium (IPDPS 2018), 21--25 May, 2018, Vancouver, Canada.
• Member of the organizing committee, 10th International Colloquium on Graph Theory and Combinatorics (ICGT 2018), June 9--13, 2018, Lyon, France.
• Member of the programme committee, The 8th SIAM Workshop on Combinatorial Scientific Computing (CSC18) to be held in Bergen, Norway June 6--8, 2018.
• Member of the programme committee, Algorithms track HiPC 2018; 25th IEEE International Conference on High Performance Computing, Data, and Analytics, Bengaluru, India, December 17--20, 2018.
• Member of the programme committee, IA3, 8th Workshop on Irregular Applications: Architectures and Algorithms, in conjunction with SC'18, Dallas, TX, USA.
• Member of the Doctoral Showcase committee, SC 18, The International Conference for High Performance Computing, Networking, Storage, and Analysis, Dallas, TX, USA, November 11--16, 2018.
• 2017
• Workshops chair, 31th IEEE International Parallel & Distributed Processing Symposium (IPDPS 2017), May 29--June 2, 2017, Orlando, Florida, USA.
• Algorithms track vice-chair, 10th International Conference on Contemporary Computing (IC3 2017), August 10--12, 2017, Noida, India.
• Member of the programme committee, IA3, 2017 Seventh Workshop on Irregular Applications: Architectures and Algorithms, in conjunction with SC'17, November 12--17, 2017, Denver, CO, USA.
• Member of the programme committee, ICCS 2017, International Conference on Computational Science, June 12--14, 2017, Zürich, Switzerland.
• Member of the programme committee, Euro-Par 2017, In the topic Scheduling and Load Balancing, Santiago de Compostela, Spain.
• Member of the programme committee, ScalCom 2017, The 17th IEEE International Conference on Scalable Computing and Communications, San Francisco, USA.
• Member of the programme committee, P^3MA, 2nd International Workshop on Performance Portable Programming Models for Accelerators, Frankfurt, Germany.
• Member of the programme committee, HiPC 2017, IEEE International Conference on High Performance Computing, Algorithms track, December 18--21; 2017, Jaipur, India.
• Member of the programme committee, PPAM 2017, 12th International Conference on Parallel Processing and Applied Mathematics, September 10--13, 2017, Lublin, Poland.
• Member of the programme committee,HPC4BD 2017, 4th International Workshop on High Performance Computing for Big Data, a workshop of ICPP 2017, Bristol, UK, August 14, 2017.
• 2016
• Workshops chair, 30th IEEE International Parallel & Distributed Processing Symposium (IPDPS 2016), May 23-27, 2016 Chicago, USA.
• Local chair of Theory and Algorithms of Parallel Computation and Networking Track of Euro-Par 2016, Grenoble, France.
• Co-chair of PCO 2016, Parallel Computing and Optimization. A workshop of the IPDPS 2016.
• Mini-symposium organizer: "Combinatorial Scientific Computing" MS3, MS11, and MS19 and "Parallel algorithms for tensor computations" MS44 and MS52 at SIAM PP 16, 17th SIAM Conference on Parallel Processing for Scientific Computing, Paris, 12--15 April 2016.
• Member of the programme committee, IPDPS 2016: 30th IEEE International Parallel & Distributed Processing Symposium, Algorithms track, May 23-27, 2016, Chicago, Illinois USA.
• Member of the programme committee, ICCS2016: International Conference On Computational Science, 6--8 June, 2016, San Diego, USA.
• 2015
• Workshops vice-chair, 29th IEEE International Parallel & Distributed Processing Symposium (IPDPS 2015), May 25-29, 2015 Hyderabad, India.
• Co-chair and member of the program committee, PCO 2015, Parallel Computing and Optimization. A workshop of the IPDPS 2015.
• Secretary(SIAG/SC), (Jan 1st, 2014 - Dec 31st, 2015).
• Member of the program committee, IPDPS 2015, Algorithms track, May 25--29, 2015, Hyderabad, India.
• Member of the program committee, PPAM 2015, September 6--9, 2015, Krakow, Poland.
• Member of the program committee, ICCS 2015, June 1--3, 2015, Reykjavík, Iceland.
• 2014
• Member of the program committee HiPC'14, Algorithms track, December 17--20, 2014, Goa, India.
• Member of the program committee MPP 2014 Data-flow programming models and machines, held in conjunction with the 26th International Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2014), Paris, France;
• Co-chair of SIAM Workshop on Combinatorial Scientific Computing (CSC14), July 21--23, 2014, Lyon, France.
• Member of the program committee IPDPS 2014, Algorithms track, May 19--23, 2014, Phoenix, Arizona, USA.
• Member of the program committee, PCO 2014, Parallel Computing and Optimization. A workshop of the IPDPS 2014.
• Member of the program committee PMAA14, July 2--4, 2014, Lugano, Switzerland.
• 2013
• Chair of applications track ICPP 2013.
• Member of the program committee, IPDPS 2013, Applications track, May 20--24, 2013, Cambridge Boston, Massachusetts USA.
• Member of the program committee, PCO 2013, Parallel Computing and Optimization. A workshop of the IPDPS 2013.
• Member of the program committee, PPAM, 10th International Conference on Parallel Processing and Applied Mathematics, to be held in Warsaw, Poland, September 8--11, 2013.
• 2012
• Member of the program committe, HiPC, Algorithms Track. Held in Pune, India, December 18--21, 2012.
• Member of the program committe, IEEE CS & E, Distributed and parallel computing track. Held in Paphos, Cyprus, December 5--7, 2012.
• Member of the program committee IEEE Cluster 2012 Applications and Algorithms Track, Beijing, China, September 24--28, 2012.
• Member of the technical program committee, Euro-par 2012, Parallel Numerical Algorithms Track, Rhodes Island, Greece, August 27--31, 2012.
• Program committee member, PC0'12, Parallel Computing and Optimization, a workshop of IPDPS 2012, Shanghai, China, May 21--25, 2012.
• Program committee member, IPDPS 2012 TCPP PhD Forum.
• Member of the program committee: PMAA 2012: 7th International Workshop on Parallel Matrix Algorithms and Applications, London, UK, June 28--30, 2012.
• Mini-symposium organizer: Musings on Workload and Data Partitioning Methods, part of SIAM Conference on Parallel Processing for Scientific Computing (PP12), February 15--17, 2012, Savannah, Georgia, USA.
• 2011
• Program committee member, HPSS 2011, Algorithms and Programming Tools for Next Generation High-Performance Scientific Software, a workshop of Euro-Par 2011, Bordeaux, France, August 29--September 2, 2011.
• Co-organizer: 4th Scheduling in Aussois Workshop, Aussois, France, May 29--June 1, 2011.
• Program committee member, Algorithms and Applications track of ICNC11, the Second International Conference on Networking and Computing, Osaka, Japan, November 30--December 2, 2011.
• Member of the Technical Program Committee, IC3, The fourth international conference on Comptemporary Computing, JIIT University, Noida, India, August 8--10, 2011.
• Organizing committee member, CSC11, The SIAM workshop on Combinatorial Scientific Computing, Darmstadt, Germany, May 19--21, 2011.
• Program committee member, PC0'11, Parallel Computing and Optimization, a workshop of IPDPS 2011, in Anchorage, USA, May 16--20, 2011.
• 2010 and before
• Co-organizer: 2010 MUMPS Users Group Meeting, Toulouse, France, 15-16 April, 2010.
• Co-organizer: 3rd Scheduling in Aussois Workshop, Aussois, France, June 2-4, 2010.
• Program committee member, Algorithms and Applications track of ICNC10, the First International Conference on Networking and Computing, Higashi Hiroshima, Japan, November 17--19, 2010
• Program committee member, IPDPS 2010 TCPP PhD Forum.
• Mini-symposium organizer (Sparse matrix computations and enabling algorithms), PP10, SIAM Conferences on Parallel Processing for Scientific Computing, Seattle, Washington, USA, February 24-26, 2010.
• Program committee member, Parallel Algorithms and Applications track of ICPADS'09, the Fifteenth International Conference on Parallel and Distributed Systems , Shenzhen, China, December 9--11, 2009.
• Program committee member, Networks, Parallel and Distributed Computing track of ISCIS 2009, the 24th International Symposium on Computer and Information Sciences, METU Northern Cyprus Campus, September 14--16, 2009.
• Mini-symposium organizer (Parallel sparse matrix computations and enabling algorithms), CSE09, SIAM Conference on Computational Science & Engineering, Miami, Florida, USA March 2--6, 2009.
• Program committee member, IPDPS 2009 TCPP PhD Forum.

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