Building on the success of our previous events, we are excited to announce that the Entropy 2026: Exploring Complexity and Information in Science will be held in Barcelona, Spain on 1-3 July 2026.

The journey continues—join us for the Entropy 2026!

Early Registration: until 23 March 2018

Late Registration: 24 March - 16 May 2018 (Onsite registration also available)

The registration fee includes attendance of all conference sessions, morning/afternoon coffee breaks and lunches, participation in the conference dinner on 15 May 2018, conference bag and program book. Other dinners are not included and are left at the convenience of attendees.

Please note that, in order to finalize the scientific program in due time, at least one registration by anyone of the authors, denoted as Covering Author, is required to cover the presentation and publication of any accepted abstract. Covering Author registration deadline is 16 April 2018.

Participation to the conference is considered final only once the registration fees have been paid. The number of participants is limited, once the number of paid registrations reaches the maximum number of participants, unpaid registrations will be cancelled.

Photographs and/or video will be taken during the conference. By taking part in this event you grant the event organisers full rights to use the images resulting from the photography/video filming, and any reproductions or adaptations of the images for fundraising, publicity or other purposes to help achieve the conference’s aims. This might include (but is not limited to), the right to use them in their printed and online publicity, social media, press releases and funding applications.

Cancellation

Cancellation of paid registration is possible under the terms listed below:

Barcelona, the capital of Catalonia, is one of the most popular tourist destinations in Europe. The city combines modern and historic architecture in a unique way. You can visit the official website of Barcelona Turisme for further information.

Accommodation

We want your stay in Barcelona during the conference to be as good as possible. With that in mind, we have agreed a 10% discount with several hotels to make your accommodation choice a bit easier.

We are delighted to announce that the following three hotels, located a step away from the conference venue, will offer a discounted price for all attendees to the Entropy 2018 conference:

• Hotel Madanis: The Hotel Madanis offers 30 exclusive rooms where care has been taken to the last detail.
• Hotel Madanis Liceo: Modern design care, excellent connections with all Barcelona, and services designed for your comfort.
• Apartamentos Madanis: Tourist apartments for 1-5 people, fully equipped, offering guests the possibility to enjoy their visit to Barcelona with all the comforts.

Please add the discount code ‘entropy’ while making your reservation.

Atiram Hotels will also offer 10% discount on room booking:

• Oriente Atiram, Alba Hotel and Meson Castilla Atiram: Located in Las Ramblas, have a fantastic central location, next to Plaza Catalunya and the famous Boqueria market, 25 minutes away (by metro) from the conference venue.
• Arenas Atiram: The Arenas Atiram Hotel offers a highly personalized service together with very friendly, elegant facilities, only a few meters away from the conference venue.
• Tres Torres Atiram: Located in the center of one of the best residential neighborhoods of Barcelona, next to the distinguished commercial and leisure districts Diagonal Avenue, 2 km away from the conference venue.

Please add the discount code ‘ENTROPY18’ while making your reservation.

Finally, the following hotels will also offer a 10% discount from 14 to 16 of May using the code ‘SERCOTELENTROPY18’ :

• Hotel U232 offers great service and attention to detail and is located 20 minutes away by tram from the venue.
• B-Hotel, is a modern hotel that offers comfort and design, located in Plaza España, 20 minutes away by metro from the conference venue.
• 1898 Hotel is in an excellent location in the city centre 25 minutes away by metro from the venue.

To ensure availability, we encourage you to book your accommodation as soon as possible.

Getting to Barcelona

By Plane

By Train

Once in Barcelona:

Public Transport (Bus & Metro): www.tmb.cat
Local Trains: www.fgc.cat

Public taxis can apply four types of fares in Barcelona. These fares must be visible inside the taxi, and are usually printed on a sticker over the window. Finally, the amount payable must be indicated on the taximeter.

Visa Requirements

Citizens of the EU and the EFTA

Citizens of EU and EFTA countries must present valid personal identification, an ID card or a passport. No visa is required.
Regardless of their citizenship, family members of EU and EFTA citizens must present a valid passport and they must have a specific residence permit from a Schengen country (no visa required). Otherwise a visa must be obtained.

For more information, see http://www.exteriores.gob.es/Portal/en/ServiciosAlCiudadano/InformacionParaExtranjeros/Paginas/Inicio.aspx.

EU Countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, United Kingdom.

EFTA Countries: Iceland, Liechtenstein, Norway, Switzerland.

Schengen Countries: Austria, Belgium, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland.

Citizens of the USA and Canada

A valid passport is required. No visa is required for stays of up to 90 days.

Third-Country Nationals

A valid passport is required and in some cases a visa must be obtained prior to entering Spain. For more information, check http://www.exteriores.gob.es/Portal/en/ServiciosAlCiudadano/InformacionParaExtranjeros/Paginas/RequisitosDeEntrada.aspx.

Travel Insurance

Subscription to an insurance plan to protect you from the high costs of illness or accident during your stay in Spain is a prerequisite for obtaining your visa. You should obtain adequate travel, health and accident insurance before you depart from your country. The organizers are not responsible for personal injuries, or loss of, or damage to, private property belonging to the congress participants.

Letter of Invitation

A letter of invitation can be requested during the registration process using the "comments" field. The letter will be sent to you by email once the registration fees has been received. Letters of invitation do not include responsibility of, and, do not imply any financial support from the conference organizers.

The journal Entropy is inviting applications and nominations for the 2018 Young Investigator Prize and Travel Awards. The aim of these awards is to encourage and motivate young researchers and students in the field of entropy and information theory.

Applications and nominations will be assessed by an evaluation committee chaired by the Editors and composed of Editorial Board Members. The award ceremony will be hosted at Entropy 2018 conference, May 2018, Barcelona, Spain.

Travel Awards

Two travel awards will be granted to postdoctoral fellows or PhD students. Winners will be awarded 500 Swiss Francs with a certificate and a waiver of registration fees for Entropy 2018 Conference.

Candidates' Requirements:

• Applicants must be postdoctoral fellows or PhD students involved in entropy/information theory research field.
• The abstracts submitted by the applicants must be accepted for Entropy 2018 Conference.

Applicants are required to submit the following documents:

1. A brief description of current and future research.
2. CV, including a complete list of publications.
3. Nomination letter from his/her supervisor, research director or head of department.

Winners announcement of the 2018 Entropy Travel Awards (29 March 2018): The awards have been granted to PhD student Carlos Granero Belinchon at Université Claude Bernard Lyon 1, France, and PhD student Peishi Jiang from University of Illinois at Urbana-Champaign, USA.

Young Investigator Award

The award will consist of：

1. 2500 Swiss Francs;
2. the book Probability Theory: The Logic of Science by Edwin T. Jaynes;
3. a commemorative plaque;
4. a waiver of registration fees and a talk for the conference “Entropy 2018: From Physics to Information Sciences and Geometry.”

Requirements:

1. The nominee should have contributed with outstanding research in the fields covered by the Entropy journal, click here to see details.
2. The nominee should have received his/her PhD within the last eight years (by 31 December 2017), and not yet hold a permanent professorship.
3. The nominee should be under 40 years old (by 31 December 2017).

Required application documents:

1. CV (including date on which the PhD degree was awarded and a list of publications).
2. Research description (up to two pages).
3. Nomination letter from his/her supervisor, research director or head of department.

Winner announcement of the 2018 Entropy Young Investigator Award (27 March 2018): The award has been granted to Dr. Nicolai Friis, senior postdoc at the Institute for Quantum Optics and Quantum Information, Austrian Academy of Sciences, Austria.

The award ceremony will be hosted at the conference.

We are glad to inform that the conference dinner will be held at Marina Bay, a cutting-edge restaurant specialised in Mediterranean cuisine which, in addition to its location in front of the Port Olympic of Barcelona, will make of your evening at the restaurant an experience to remember.

Marina Bay is located at Calle de la Marina, 19-21, only a few minutes away from one of one of Barcelona’s most emblematic must-sees, the famous Frank Gehry "Golden Fish" statue. You can easily reach the restaurant from the conference venue either by taxi or by Metro. If you were to choose the second option, the closest metro station is "Ciutadella/Vila Olimpica" on Line 4 (from the conference Venue, you can take the metro Line 3 at Palau Reial station, and change to Line 4 at Passeig de Gràcia station).

Meet the Editors — Celebrate the 20^th Anniversary of Entropy with us!

The sponsoring journal Entropy is happy to invite the conference attendees to the journal's 20th anniversary celebration. On Tuesday, 15^th May, attendees will have the opportunity to meet some of the journal’s editors, including Editor-in-Chief, Kevin Knuth, to discuss, comment or ask any question related to the journal and editorial process.

We are looking forward to meeting you on 15 May, from 13:20 to 13:50, at the journal booth!