Leo Lahti
Professor
Data science; AI; Machine Learning; Applied statistics; Statistical programming; Probabilistic models; Complex natural and social systems; Microbial ecology; Computational humanities; Open knowledge
Leo Lahti is professor in Data Science in University of Turku, Finland. His research team focuses on computational analysis and modeling of complex natural and social systems. Lahti obtained doctoral degree (DSc) from Aalto University in Finland (2010), developing probabilistic machine learning methods for high-throughput life science data integration. This was followed by subsequent postdoctoral research at EBI/Hinxton (UK), Wageningen University (NL), and VIB/KU Leuven (BE). Lahti has coordinated international networks in data science methods and applications and organizes international data science training events on a regular basis. He is vice chair for the national coordination on open science Finland, executive committee member for the International Science Council Committee on Data (2023-2025), member of the global Bioconductor Community Advisory Board, and founder of the open science work group of Open Knowledge Finland ry. For more information, see the research homepage iki.fi/Leo.Lahti
Computational scientist focusing on change in complex natural and social systems, and how they can be understood through a computational lens.
Computational and data science, statistical and probabilistic programming, machine learning, AI, applied statistics, ecological models, open science
- Obesity is associated with increased brain glucose uptake and activity but not neuroinflammation (TSPO availability) in monozygotic twin pairs discordant for BMI—Exercise training reverses increased brain activity (2025)
- Diabetes, Obesity and Metabolism
Hentilä, Jaakko; Tuisku, Jouni; Ojala, Ronja; Sun, Lihua; Lietzén, Martin S.; Virtanen, Heidi; Lautamäki, Riikka; Koskensalo, Kalle; Nummenmaa, Lauri; Löyttyniemi, Eliisa; Helin, Semi; Pietiläinen, Kirsi H.; Kaprio, Jaakko; Lahti, Leo; Malm, Tarja; Rinne, Juha O.; Hannukainen, Jarna C.
- Oral Microbial Determinants of Saliva and Serum Lipopolysaccharide Activity (2025)
- Journal of Dental Research
Manzoor, M.; Putaala, J.; Zaric, S.; Leskelä, J.; Dong, A.; Könönen, E.; Lahti, L.; Paju, S.; Pussinen, P. J.
- Perinatal depressive and anxiety symptoms are associated with gut microbiota in pregnant women with overweight and obesity (2025)
- Brain, Behavior, & Immunity - Health
Hieta, Janina; Benchraka, Chouaib; Pärnänen, Katariina; Houttu, Noora; Mokkala, Kati; Lotankar, Mrunalini; Kataja, Eeva-Leena; Lahti, Leo; Laitinen, Kirsi
- Skin microbiota variation in Indian families (2025) Potbhare, Renuka; RaviKumar, Ameeta; Munukka, Eveliina; Lahti, Leo; Ashma, Richa
- The Impact of Maternal Supplementation of Fish Oil and/or Probiotics During Pregnancy on the Serum Metabolomic Profile From Infancy to Childhood: Secondary Analysis of a Randomized Placebo-Controlled Trial (2025)
- Current Developments in Nutrition
Houttu, Veera; Mongad, Dattatray; Houttu, Noora; Saros, Lotta; Zhang, Chunpeng; Viitaharju, Jenni; Vahlberg, Tero; Lahti, Leo; Laitinen, Kirsi
- Variation and prognostic potential of the gut antibiotic resistome in the FINRISK 2002 cohort (2025) Pärnänen, Katariina; Ruuskanen, Matti O.; Sommeria-Klein, Guilhem; Laitinen, Ville; Kantanen, Pyry; Méric, Guillaume; Gazolla Volpiano, Camila; Inouye, Michael; Knight, Rob; Salomaa, Veikko; Havulinna, Aki S.; Niiranen, Teemu; Lahti, Leo
- A cohort study in family triads : impact of gut microbiota composition and early life exposures on intestinal resistome during the first two years of life (2024) Jokela, Roosa; Pärnänen, Katariina MM; Ponsero, Alise J; Lahti, Leo; Kolho, Kaija-Leena; de Vos, Willem M; Salonen, Anne
- A concept for international societally relevant microbiology education and microbiology knowledge promulgation in society (2024) Timmis, Kenneth; Hallsworth, John E.; McGenity, Terry J.; Armstrong, Rachel; Colom, María Francisca; Karahan, Zeynep Ceren; Chavarría, Max; Bernal, Patricia; Boyd, Eric S.; Ramos, Juan Luis; Kaltenpoth, Martin; Pruzzo, Carla; Clarke, Gerard; López-Garcia, Purificación; Yakimov, Michail M.; Perlmutter, Jessamyn; Greening, Chris; Eloe-Fadrosh, Emiley; Verstraete, Willy; Nunes, Olga C.; Kotsyurbenko, Oleg; Nikel, Pablo Iván; Scavone, Paola; Häggblom, Max M.; Lavigne, Rob; Le Roux, Frédérique; Timmis, James K.; Parro, Victor; Michán, Carmen; García, José Luis; Casadevall, Arturo; Payne, Shelley M.; Frey, Joachim; Koren, Omry; Prosser, James I.; Lahti, Leo; Lal, Rup; Anand, Shailly; Sood, Utkarsh; Offre, Pierre; Bryce, Casey C.; Mswaka, Allen Y.; Jores, Jörg; Kaçar, Betül; Blank, Lars Mathias; Maaßen, Nicole; Pope, Phillip B.; Banciu, Horia L.; Armitage, Judith; Lee, Sang Yup; Wang, Fengping; Makhalanyane, Thulani P.; Gilbert, Jack A.; Wood, Thomas K.; Vasiljevic, Branka; Soberón, Mario; Udaondo, Zulema; Rojo, Fernando; Tamang, Jyoti Prakash; Giraud, Tatiana; Ropars, Jeanne; Ezeji, Thaddeus; Müller, Volker; Danbara, Hirofume; Averhoff, Beate; Sessitsch, Angela; Partida-Martínez, Laila Pamela; Huang, Wei; Molin, Søren; Junier, Pilar; Amils, Ricardo; Wu, Xiao-Lei; Ron, Eliora; Erten, Huseyin; de Martinis, Elaine Cristina Pereira; Rapoport, Alexander; Öpik, Maarja; Pokatong, W. Donald R.; Stairs, Courtney; Amoozegar, Mohammad Ali; Serna, Jéssica Gil
- Algorithm 1047: FdeSolver, a Julia Package for Solving Fractional Differential Equations (2024)
- ACM Transactions on Mathematical Software
Khalighi, Moein; Benedetti, Giulio; Lahti, Leo
- Association between butyrate-producing gut bacteria and the risk of infectious disease hospitalisation : results from two observational, population-based microbiome studies (2024) Kullberg, Robert F J; Wikki, Irina; Haak, Bastiaan W; Kauko, Anni; Galenkamp, Henrike; Peters-Sengers, Hessel; Butler, Joe M; Havulinna, Aki S; Palmu, Joonatan; McDonald, Daniel; Benchraka, Chouaib; Abdel-Aziz, Mahmoud I; Prins, Maria; Maitland van der Zee, Anke H; van den Born, Bert-Jan; Jousilahti, Pekka; de Vos, Willem M; Salomaa, Veikko; Knight, Rob; Lahti, Leo; Nieuwdorp, Max; Niiranen, Teemu; Wiersinga, W Joost
- Association of Long-Term Habitual Dietary Fiber Intake since Infancy with Gut Microbiota Composition in Young Adulthood (2024) Heiskanen MA, Aatsinki A, Hakonen P, Kartiosuo N, Munukka E, Lahti L, Keskitalo A, Huovinen P, Niinikoski H, Viikari J, Rönnemaa T, Lagström H, Jula A, Raitakari O, Rovio SP, Pahkala K
- Associations between gut microbiota and incident fractures in the FINRISK cohort (2024)
- npj biofilms and microbiomes
Grahnemo, Louise; Kambur, Oleg; Lahti, Leo; Jousilahti, Pekka; Niiranen, Teemu; Knight, Rob; Salomaa, Veikko; Havulinna, Aki S.; Ohlsson, Claes
- Bone marrow metabolism is affected by body weight and response to exercise training varies according to anatomical location (2024)
- Diabetes, Obesity and Metabolism
Ojala, R; Hentilä, J; Lietzén, MS; Arponen, M; Heiskanen, MA; Honkala, SM; Virtanen, H; Koskensalo, K; Lautamäki R; Löyttyniemi, E; Parkkola, R; Heinonen, OJ; Malm, T; Lahti, L; Rinne, J; Eskola, O; Rajander, J; Pietiläinen, KH; Kaprio, J; Ivaska, KK; Hannukainen, JC
- Daily skin-to-skin contact alters microbiota development in healthy full-term infants (2024) Eckermann Henrik Andreas, Meijer Jennifer, Cooijmans Kelly, Lahti Leo, de Weerth Carolina
- Effects of Obesity and Exercise on Hepatic and Pancreatic Lipid Content and Glucose Metabolism : PET Studies in Twins Discordant for BMI (2024) Lietzén, Martin S.; Mari, Andrea; Ojala, Ronja; Hentilä, Jaakko; Koskensalo, Kalle; Lautamäki, Riikka; Löyttyniemi, Eliisa; Parkkola, Riitta; Saunavaara, Virva; Kirjavainen, Anna K.; Rajander, Johan; Malm, Tarja; Lahti, Leo; Rinne, Juha O.; Pietiläinen, Kirsi H.; Iozzo, Patricia; Hannukainen, Jarna C.
- Epidemic transmission modeling with fractional derivatives and environmental pathogens (2024)
- International Journal of Biomathematics
Khalighi, Moein; Ndaïrou, Faïçal; Lahti, Leo
- Examining the healthy human microbiome concept (2024)
- Nature Reviews Microbiology
Joos, Raphaela; Boucher, Katy; Lavelle, Aonghus; Arumugam, Manimozhiyan; Blaser, Martin J.; Claesson, Marcus J.; Clarke, Gerard; Cotter, Paul D.; De Sordi, Luisa; Dominguez-Bello, Maria G.; Dutilh, Bas E.; Ehrlich, Stanislav D.; Ghosh, Tarini Shankar; Hill, Colin; Junot, Christophe; Lahti, Leo; Lawley, Trevor D.; Licht, Tine R.; Maguin, Emmanuelle; Makhalanyane, Thulani P.; Marchesi, Julian R.; Matthijnssens, Jelle; Raes, Jeroen; Ravel, Jacques; Salonen, Anne; Scanlan, Pauline D.; Shkoporov, Andrey; Stanton, Catherine; Thiele, Ines; Tolstoy, Igor; Walter, Jens; Yang, Bo; Yutin, Natalia; Zhernakova, Alexandra; Zwart, Hub; Doré, Joël D.; Ross, R. Paul; Human Microbiome Action Consortium
- Fecal microbiota profiles of growing pigs and their relation to growth performance (2024) König, Emilia; Beasley, Shea; Heponiemi, Paulina; Kivinen, Sanni; Räkköläinen, Jaakko; Salminen, Seppo; Collado, Maria Carmen; Borman, Tuomas; Lahti, Leo; Piirainen, Virpi; Valros, Anna; Heinonen, Mari
- Fewer culturable Lactobacillaceae species identified in faecal samples of pigs performing manipulative behaviour (2024) König Emilia, Heponiemi Paulina, Kivinen Sanni, Räkköläinen Jaakko, Beasley Shea, Borman Tuomas, Collado Maria Carmen, Hukkinen Vilja, Junnila Jouni, Lahti Leo, Norring Marianna, Piirainen Virpi, Salminen Seppo, Heinonen Mari, Valros Anna
- Greengenes2 unifies microbial data in a single reference tree (2024) McDonald Daniel, Jiang Yueyu, Balaban Metin, Cantrell Kalen, Zhu Qiyun, Gonzalez Antonio, Morton James T., Nicolaou Giorgia, Parks Donovan H., Karst Søren M., Albertsen Mads, Hugenholtz Philip, DeSantis Todd, Song Se Jin, Bartko Andrew, Havulinna Aki S., Jousilahti Pekka, Cheng Susan, Inouye Michael, Niiranen Teemu, Jain Mohit, Salomaa Veikko, Lahti Leo, Mirarab Siavash, Knight Rob