Panelist:

1. "Panel Discussion on Challenges in Biometrics", IEEE/IAPR Intl. Joint Conf. on Biometrics, IJCB, Shenzhen, CHINA, August 2021. [Proceedings] [Web]
2. "Fairness in Biometric Systems", ELLIS Foundations of Algorithmic Fairness Workshop, FAF, Virtual, March 2021. [Video]
3. "The Future of COST Action 1106", IAPR Intl. Workshop on Biometrics and Forensics, Gjovik, NORWAY, March 2015. [Web] [Proceedings]
4. "Challenges of Future Biometric Evaluation Campaigns", Biosecure Special Session, IAPR Intl. Conf. on Biometrics, HONG KONG, January 2006. [Web] [Proceedings]

Invited Talks (paid expenses):

1. "DeepFakes Detection based on Heart Rate Estimation", EAB Workshop on Digital Face Manipulation and Detection, Virtual, July 2022. [Web] [Slides]
2. "Signature Biometrics and Biometrics for Forensics", IAPR/IEEE Winter School on Biometrics, Shenzhen, CHINA, January 2022. [Web]
3. "BiDA Lab - UAM: Líneas de Investigación", Congreso Español de Informática, CEDI, Málaga, ESPAÑA, Septiembre 2021. [Web]
4. "Signature Biometrics and Biometrics for Forensics", IAPR/IEEE Winter School on Biometrics, Shenzhen, CHINA, January 2021. [Web]
5. "Signature Biometrics and Biometrics for Forensics", IAPR/IEEE Winter School on Biometrics, Shenzhen, CHINA, January 2020. [Web]
6. "Biometric Cryptosystems: Introduction and Elements", Biometrics Congress, London, UK, October 2019. [Web] [Slides]
7. "Iris Biometrics", IAPR/IEEE Summer School on Biometrics, Alghero, ITALY, May 2019. [Web]
8. "Biometrics and Blockchain: Perspectives and Synergies", Norwegian Biometrics Lab Annual Workshop, Gjovik, Norway, March 2019. [Web]
9. "Signature Biometrics and Biometrics for Forensics", IAPR/IEEE Winter School on Biometrics, Shenzhen, CHINA, January 2019. [Web]
10. "Touchscreen Biometrics: Desktop Signature goes Mobile", Biometrics Congress, London, UK, October 2018. [Web] [Slides]
11. "Human-Computer Interaction for Biometrics", Centro de Investigación en Matemáticas, CIMAT, Guanajuato, MEXICO, April 2018. [Web]
12. "Reconocimiento Biométrico: Introducción y Tecnologías de Reconocimiento Facial, de Huella Dactilar e Iris", Jornada IDEMIA, ávila, ESPAÑA, Febrero 2018. [Web]
13. "Signature Biometrics: State of the Art and Future Prospects", IAPR/IEEE Winter School on Biometrics, Shenzhen, CHINA, January 2018. [Web] [Slides]
14. "Biometrics for Forensics: A Few Words with Examples in Fingerprint, Face and Handwriting", IAPR/IEEE Winter School on Biometrics, Shenzhen, CHINA, January 2018. [Web] [Slides]
15. "Recent Advances in Behavioral Biometrics", National University of Singapore, SINGAPORE, January 2018. [Web]
16. "Sistemas Biométricos de Reconocimiento de Personas", Universidad Nacional de Río Cuarto, ARGENTINA, Noviembre 2017. [Web] [Video]
17. "Advances in Face Biometrics: Towards Uncontrolled Scenarios", Accenture Analytics and Beers, Universidad Autonoma de Madrid, SPAIN, April 2017. [Video] [Slides]
18. "Real Time Signature Authentication at Cecabank", EAB Biometrics in Banking and Payments, London, UK, October 2016. [Web]
19. "On Multiple Q-Metrics for Schengen Information System II", European Commission, Joint Research Centre Workshop on Fingerprint Quality in the Context of SIS-II, Ispra, ITALY, May 2016. [Report] [Slides]
20. "Reconocimiento Biométrico de Firma Manuscrita: Fundamentos, Avances y Aplicaciones", Facultad de Informática, Universidad Complutense de Madrid, ESPAÑA, Marzo 2016. [Web]
21. "Recent Advances in Security Evaluation of Biometric Systems", Japan Automatic Identification Systems Association, JAISA, Tokyo, JAPAN, March 2016. [Web]
22. "BEAT - Project Overview", EAB Research Projects Conference, Darmstadt, GERMANY, September 2015. [Web] [Slides]
23. "Indirect Attacks on Biometric Systems", NISLab Workshop, Gjovik, NORWAY, March 2015. [Web] [Slides]
24. "Recommendations for a Successful Career in Biometrics Research", Doctoral Consortium of the IAPR Intl. Conf. on Biometrics, ICB, Phuket, THAILAND, May 2015. [Proceedings] (non-paid)
25. "Reconocimiento Facial Automático", Jornada: Los Estudios Fisonómicos en la Investigación Criminal, IUICP, Madrid, ESPAÑA, Octubre 2014. [Web] [Slides]
26. "Evaluation of Biometric Performance", EAB Research Projects Conference, Darmstadt, GERMANY, September 2014. [Web]
27. "Sistemas Biométricos", Centro de Investigación en Matemáticas, CIMAT, Guanajuato, MéXICO, Septiembre 2013. [Web]
28. "Reconocimiento Automático de Huella Dactilar", IX Escuela de Procesamiento de Imágenes, Guanajuato, MéXICO, Octubre 2012. [Web]
29. "Red Europea de Investigación: Bayesian Biometrics for Forensics (BBfor2)", Ciencia Forense en la UAM, Instituto de Ciencias Forenses y de la Seguridad, ICFS, Madrid, ESPAÑA, Junio 2012. [Web] [Slides]
30. "Recent Advances in Biometrics Research", Centre for Science, Society and Citizenship, CSSC, Rome, ITALY, August 2011. [Web]
31. "Biometrics Security", IAPR/IEEE Intl. Summer School for Advanced Studies on Biometrics, Alghero, ITALY, June 2010. [Web]
32. "Signature Biometrics", Algerian Summer School on Biometrics, Algiers, ALGERIA, May 2010. [Program]
33. "Multimodal Biometric Databases", Algerian Summer School on Biometrics, Algiers, ALGERIA, May 2010. [Program]
34. "Ageing Templates in Biometrics: A Case Study in Handwritten Signature", COST 2101 Workshop on Age Factors in Biometric Processing, Canterbury, UK, March 2010. [Web] [Book]
35. "Multimodal Biometric Databases", IAPR/IEEE Intl. Summer School for Advanced Studies on Biometrics, Alghero, ITALY, June 2009. [Web] [Slides]
36. "Recent Advances in Signature Biometrics", Michigan State University, East Lansing, USA, August 2008. [Web] [Slides]
37. "Toward Intelligent Enrollment in Biometrics, with Case Studies in Keytroke and Signature Biometrics", Michigan State University, East Lansing, USA, August 2008. [Web] [Slides]
38. "Signature Biometrics", Michigan State University, East Lansing, USA, March 2008. [Web]
39. "Dealing with Sensor Interoperability using Quality Estimates", NIST Biometric Quality Workshop II, Gaithersburg, MD, USA, November 2007. [Web] [Slides]
40. "Adapted Fusion Schemes for Multimodal Biometric Authentication", Universidad Autonoma de Madrid, SPAIN, November 2006. [Web]
41. "Incorporating Biometric Quality in User-Dependent Multimodal Biometric Authentication", EBF Biometrics Research Award, Brussels, BELGIUM, October 2006. [Web] [Slides]
42. "Cutting-Edge Fingerprint Recognition", Biosecure Workshop, Vigo, SPAIN, September 2006. [Web]
43. "Incorporating Biometric Quality in Multi-Biometrics", NIST Biometric Quality Workshop, Gaithersburg, MD, USA, March 2006. [Web] [Slides]
44. "Biosecure Achievements in Fingerprint and Signature Biometrics", Biosecure Special Session, IAPR Intl. Conf. on Biometrics, HONG KONG, January 2006. [Web] [Proceedings]
45. "Multi-Algorithm Approaches for Signature and Fingerprint Verification", Biosecure Residential Workshop, Paris, FRANCE, August 2005. [Web]
46. "Adapted Fusion Schemes for Multimodal Biometric Authentication", Campus of Excellence, Las Palmas de Gran Canaria, SPAIN, June 2005. (Only for selected PhD candidates at national level, the event was participated by 11 Nobel laureates) [Web]
47. "Biometric Databases" and "Biosecure Presentation", BioSec 3rd Open Workshop, Helsinki, FINLAND, June 2005. [Web]
48. "Verificación de Firma Escrita y Nuevos Enfoques de Autenticación Multibiométrica", Universidad Rey Juan Carlos, Móstoles, ESPAÑA, June 2005. [Web]
49. "Recent Advances in Signature Verification and Multimodal Biometrics", Michigan State University, East Lansing, USA, February 2005. [Web]
50. "Autenticación Biométrica: Problemática y Líneas de Investigación Actuales", VII Congreso Internacional de Tarjetas, Medios de Pago y Seguridad, CIT, Madrid, ESPAÑA, Marzo 2004. [Web]
51. "Fingerprint Quality Estimation", Halmstad University, SWEDEN, July 2003. [Web]
52. "Biometría de Voz, Huella Dactilar y Firma Manuscrita", VI Congreso Internacional de Tarjetas, Medios de Pago y Seguridad, CIT, Madrid, ESPAÑA, Febrero 2003. [Web]