Research group

Principal investigators

Liisa Lehtonen
Liisa Lehtonen
  • Professor, Paediatrics and Adolescent Medicine, University of Turku
  • Head of the Division of Neonatology at Turku University Hospital
  • Principal Investigator of APPLE (I & II)
Suvi Stolt
Suvi Stolt
  • Associate Professor, Logopedics, University of Helsinki
  • Principal Investigator of APPLE II

Researchers

Liisa Lehtonen, MD, Professor of Paediatrics, University of Turku and Turku University Hospital 

Suvi Stolt, Professor in Speech-Language Pathology, University of Helsinki

Liis Toome, MD, Specialist in Paediatrics, Tallinn Children’s Hospital

Sari Ahlqvist-Björkroth, Docent in Psychology, University of Turku 

Jukka Leppänen, Professor of Psychology, University of Turku 

Okko Räsänen, Professor of Computing Sciences, Tampere University 

Birgit Kaasik, Speech therapist, Tallinn Children’s Hospital 

Minna Paaso, Research nurse, Turku University Hospital

 

Doctoral students

Eva Ståhlberg-Forsén, PhD, Speech therapist, University of Helsinki – Dissertation 11/2023

Anette Aija, MD, Specialist in Paediatrics, PhD Student, University of Turku – Dissertation 08/2025

Einari Vaaras, M.Sc. (Tech), PhD student, University of Tampere

Laura Aarnos, MD, M. Sc. (Tech), PhD student, University of Turku

 

Master’s thesis students

Kati Siirilä, MA (Psychology) 

Ella Hämäläinen, MA (Speech-Language Pathology)

Pauliina Rinne, MA (Speech-Language Pathology)

Mirka Hyvönen, MA (Psychology) 

 

Research cooperation

Reija Latva, MD, Chief Physician, Child Psychiatry