![Georgios Tziallas (L) of Greece and compatriot Ioannis Christou shake hands after crossing the finish line to win the men's pair final event at the European Rowing Championships in Montemor o Velho Georgios Tziallas (L) of Greece and compatriot Ioannis Christou shake hands after crossing the finish line to win the men's pair final event at the European Rowing Championships in Montemor o Velho](https://c8.alamy.com/comp/2CYDTNB/georgios-tziallas-l-of-greece-and-compatriot-ioannis-christou-shake-hands-after-crossing-the-finish-line-to-win-the-mens-pair-final-event-at-the-european-rowing-championships-in-montemor-o-velho-september-12-2010-reutersjose-manuel-ribeiro-portugal-tags-sport-rowing-2CYDTNB.jpg)
Georgios Tziallas (L) of Greece and compatriot Ioannis Christou shake hands after crossing the finish line to win the men's pair final event at the European Rowing Championships in Montemor o Velho
![Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou of Greece compete during the Men's Four final at the World Rowing Championships in Bled September 4, 2011. REUTERS/Srdjan Zivulovic (SLOVENIA - Tags: Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou of Greece compete during the Men's Four final at the World Rowing Championships in Bled September 4, 2011. REUTERS/Srdjan Zivulovic (SLOVENIA - Tags:](https://c8.alamy.com/comp/2CYHXF1/stergios-papachristos-ioannis-tsilis-georgios-tziallas-and-ioannis-christou-of-greece-compete-during-the-mens-four-final-at-the-world-rowing-championships-in-bled-september-4-2011-reuterssrdjan-zivulovic-slovenia-tags-sport-rowing-2CYHXF1.jpg)
Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou of Greece compete during the Men's Four final at the World Rowing Championships in Bled September 4, 2011. REUTERS/Srdjan Zivulovic (SLOVENIA - Tags:
American Academy Private Limassol - We are very proud to announce that Ioannis Andreou (Class 5) achieved 1st place in the 400m Pancyprian Track and Field Sprint. Ioannis, part of the National
![Greece's Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou celebrate after finishing second in their men's four semi-finals rowing event during the London 2012 Olympic Games at Eton Dorney August 2, Greece's Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou celebrate after finishing second in their men's four semi-finals rowing event during the London 2012 Olympic Games at Eton Dorney August 2,](https://c8.alamy.com/comp/2E6BJD2/greeces-stergios-papachristos-ioannis-tsilis-georgios-tziallas-and-ioannis-christou-celebrate-after-finishing-second-in-their-mens-four-semi-finals-rowing-event-during-the-london-2012-olympic-games-at-eton-dorney-august-2-2012-reutersjim-young-britain-tags-sport-rowing-olympics-2E6BJD2.jpg)
Greece's Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou celebrate after finishing second in their men's four semi-finals rowing event during the London 2012 Olympic Games at Eton Dorney August 2,
![Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou of Greece pose with their silver medals after the Men's Four final at the World Rowing Championships in Bled September 4, 2011. REUTERS/Srdjan Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou of Greece pose with their silver medals after the Men's Four final at the World Rowing Championships in Bled September 4, 2011. REUTERS/Srdjan](https://c8.alamy.com/comp/2D03P1C/stergios-papachristos-ioannis-tsilis-georgios-tziallas-and-ioannis-christou-of-greece-pose-with-their-silver-medals-after-the-mens-four-final-at-the-world-rowing-championships-in-bled-september-4-2011-reuterssrdjan-zivulovic-slovenia-tags-sport-rowing-2D03P1C.jpg)
Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou of Greece pose with their silver medals after the Men's Four final at the World Rowing Championships in Bled September 4, 2011. REUTERS/Srdjan
![Ioannis KALAVROUZIOTIS | Professor | Hellenic Open University, Pátra | School of Science and Technology Ioannis KALAVROUZIOTIS | Professor | Hellenic Open University, Pátra | School of Science and Technology](https://i1.rgstatic.net/ii/profile.image/840973345120257-1577515078229_Q512/Ioannis-Kalavrouziotis.jpg)
Ioannis KALAVROUZIOTIS | Professor | Hellenic Open University, Pátra | School of Science and Technology
![Ioannis CHRISTOU | Master of Library and Information Science | 424 General Military Training Hospital, Thessaloníki Ioannis CHRISTOU | Master of Library and Information Science | 424 General Military Training Hospital, Thessaloníki](https://i1.rgstatic.net/ii/profile.image/737857345961985-1552930308254_Q512/Ioannis-Christou.jpg)
Ioannis CHRISTOU | Master of Library and Information Science | 424 General Military Training Hospital, Thessaloníki
![Greece's Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou celebrate after finishing second in their men's four semi-finals rowing event during the London 2012 Olympic Games at Eton Dorney August 2, Greece's Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou celebrate after finishing second in their men's four semi-finals rowing event during the London 2012 Olympic Games at Eton Dorney August 2,](https://c8.alamy.com/comp/2CXEWM4/greeces-stergios-papachristos-ioannis-tsilis-georgios-tziallas-and-ioannis-christou-celebrate-after-finishing-second-in-their-mens-four-semi-finals-rowing-event-during-the-london-2012-olympic-games-at-eton-dorney-august-2-2012-reutersmark-blinch-britain-tags-olympics-sport-rowing-2CXEWM4.jpg)
Greece's Stergios Papachristos, Ioannis Tsilis, Georgios Tziallas and Ioannis Christou celebrate after finishing second in their men's four semi-finals rowing event during the London 2012 Olympic Games at Eton Dorney August 2,
![Fulham's Steed Malbranque is tackled by Egaleo's Ioannis Christou, during 3rd round Intertoto Cup 1st leg at Craven Cottage in West London Stock Photo - Alamy Fulham's Steed Malbranque is tackled by Egaleo's Ioannis Christou, during 3rd round Intertoto Cup 1st leg at Craven Cottage in West London Stock Photo - Alamy](https://c8.alamy.com/comp/G76M9H/fulhams-steed-malbranque-is-tackled-by-egaleos-ioannis-christou-during-G76M9H.jpg)
Fulham's Steed Malbranque is tackled by Egaleo's Ioannis Christou, during 3rd round Intertoto Cup 1st leg at Craven Cottage in West London Stock Photo - Alamy
![Quantitative Methods in Supply Chain Management: Models and Algorithms: Christou, Ioannis T.: 9780857297655: Amazon.com: Books Quantitative Methods in Supply Chain Management: Models and Algorithms: Christou, Ioannis T.: 9780857297655: Amazon.com: Books](https://m.media-amazon.com/images/I/41d7n852PQL._AC_SY780_.jpg)