Thursday A NATO military exercise, focusing on the exchange of electronic communications, «Spartan Hammer,» is taking place in Greece and involves a dozen NATO countries. To Nov 18. The Alba Graduate Business School is hosting a seminar on «Managing and Leading People» at the school’s premises in Vouliagmeni, southern Athens until tomorrow. For details, visit www.alba.edu.gr. Minister of Transport Michalis Liapis holds a press conference along with Nitin Desai, the United Nations secretary-general’s special adviser for the World Summit on the Information Society (WSIS). Friday An International Symposium called »Translation in the University and the Workplace,» organized by the Aristotle University, opens in Thessaloniki. Log on to www.enl.auth.gr/events/conf-trans-2006.htm for details. To tomorrow. The Europe Corporate Games begin in Athens at the Hellenikon complex. For information, log on to www.corporate-games.com. To Sunday. The 21st International Jewelry, Watch and Gem Exhibition, titled «Kosmima 2006,» is being held at HELEXPO in Thessaloniki. To Monday. The Foreign Press Association of Greece hosts a press conference on food labeling, organized by the Hellenic Association of Dietitians. Saturday The Global Climate Campaign holds a demonstration in Syntagma Square at noon in view of the International Day of Climate Action. For details, log on to www.globalclimatecampaign.org. The 1st Panhellenic Secretaries and Top Management Assistants’ Conference begins in Athens. Log on to www.secretaries.gr for more information. A conference titled «Career Guidance: European Dimension» is taking place at the ALBA Graduate Business School in Athens. For details, log on to www.alba.edu.gr. The Hellenic Culture Center begins a series of seminars on teaching Greek as a foreign/second language. For details, call 210.523.8149. To Nov 12. Sunday The Athens Classic Marathon and the 5km and 10km Road Races start at the Panathenaic Stadium. Details at www.athensclassicmarathon.gr.