This critical edition includes ten rhetorical pieces of the learned scholar and Nicaean emperor (1254-1258) Theodore II Dukas Laskaris: 1. Epistola ad Georgium Acropolitam; 2. Laudatio Ihoannis Ducae Imperatoris; 3. Laudatio urbis Nicaeae; 4. Oratio funebris in Fridericum Germanorum regem; 5. Laudatio Georgii Acropolitae; 6. Apologia ad amicos qui ipsum hortabantur ut uxorem duceret; 7. Tractatus ad Georgium Muzalonem de subiectorum in principem officiis; 8. Laudatio veris et venusti viri; 9. Satyra in paedagogum; 10. Lusus ad dissimulatorem quendam. The variety of literary genres--praise, political treatise, satire, apologia, letter--allows readers to grasp a thorough knowledge of the history and culture of the Byzantine Empire during the Nicaean period (XIII century).