PayPal Please, select an option. UNTIL July 28, 2025 Early DIAS2025 SIS Members 140,00 € EUR SIS member junior / retired 100,00 € EUR Non-SIS member Senior (over 35) 170,00 € EUR Non-SIS member junior (under 35) 140,00 € EUR Foreign scholars 170,00 € EUR AFTER July 28, 2025 LATE DIAS2025 SIS Members 180,00 € EUR SIS member junior / retired 120,00 € EUR Non-SIS member Senior (over 35) 220,00 € EUR Non-SIS member junior (under 35) 170,00 € EUR Foreign scholars 220,00 € EUR