 Feria Tinta has been a speaker in International law in different fora worldwide including Lancaster House (UK Foreign & Commonwealth Office), the Human Rights Caucus of the US Congress, the Universidad Nacional Autónoma de Mexico, the University of Oxford (Centre for Socio-Legal Studies), the United Nations (Geneva), Trinity College, Dublin (Distinguished Speakers Series), the British Institute of Comparative and International Law, Universidad de los Andes Law Faculty (Colombia), and Georgetown University Law Center.She has been a guest lecturer at Guangxi Normal University, Faculty of Law, China, University of Cambridge (LCIL Executive Course on Investment Law and Arbitration) and at the Master Program of the Institute Universitaire Kurt Bosch-University of Fribourg, Switzerland.She has taken part in expert missions to Guatemala (2015) Myanmar (2016) and has trained advocates on international law in South Africa (2017), Colombian lawyers on judicial processes in the context of transitional justice (2017) and members of the Honduran Bar on international arbitration (2016).