Duolingo English Test
Dr. Cindy Blanco is a senior learning scientist at Duolingo and a former college instructor of Spanish and linguistics. She is an expert in language learning, bilingualism, and data analysis.
Sophie Wodzak is Senior Communications Manager for the Duolingo English Test. She has a master's degree in professional writing from Carnegie Mellon University and has written for the New York Times.
Editorial strategy at Duolingo
Dr. Danielle Dionne is a Learning Scientist at Duolingo. She has a PhD in Linguistics and specializes in sociolinguistics and language variation.
Hope Wilson is a Senior Curriculum Designer at Duolingo. She holds a PhD in Slavic studies and is a former Russian teacher. She works on our core course content.
Xiangying Jiang is a Learning Scientist at Duolingo, and works on learning assessment. She has a PhD in Applied Linguistics and was an Associate Professor of TESOL at West Virginia University.
Mykhaylo Zakryzhevskyy is a Curriculum Designer at Duolingo (MA in Linguistics and Instructional Design). He taught English as a second language and now works on our core course content and features.
Parker Henry is a former K12 ESL teacher, a proud Hoosier, and a lifelong learner. He works as an Educational Content Developer at Duolingo with interests in language policy, education, and typology.
Dr. James Leow is the curriculum designer for the Spanish course at Duolingo. He has expertise in Hispanic Linguistics and second language teaching and learning.
Luis von Ahn
CEO & co-founder of Duolingo
Dr. Jacqueline Bialostozky is an Educational Content Developer at Duolingo with a PhD in Hispanic Languages & Literatures. Their interests include language pedagogy, reading comprehension, & writing.
Elizabeth is a Senior Learning Designer with a PhD in linguistics and a former K-12 and university French teacher. She focuses on supporting courses that teach less-commonly-taught languages.
Emily is a Senior Creative Producer at Duolingo, working on building the world of Duolingo through Stories and podcasts.
VP of Learning & Curriculum at Duolingo. A scientist trained in linguistics and the cognitive science of learning. Works at the intersection of learning science, pedagogy, and product development.
Emma is an Educational Content Developer for the English and French courses as well as Duolingo Podcasts. She has a degree in linguistics and French, and is passionate about language learning.
For over 10 years, Dr. Valeria Carrillo has designed learning experiences that engage students through active learning, real-world language tasks, and online community building.
Dr. Adele Touhey is a Curriculum Designer at Duolingo. Their background is in Curriculum & Instruction, and they have experience teaching both English and Chinese.
Chris is a Staff Software Engineer at Duolingo. He now leads the Writing Systems team. The goal: make non-Latin courses like Japanese & Chinese awesome. He's now learning his 5th language (Mandarin).
Anthony is a Learning Designer at Duolingo working on Japanese course content.
Farrah is a Learning Scientist with a Ph.D. in Hispanic Linguistics. She is an expert in second language acquisition and speech sound learning, with experience teaching Spanish and Linguistics.
Cassie is a Senior Learning Science Manager at Duolingo and leads the Learning Science Lab. She holds a PhD in Comparative Human Development and works on learning content for Duolingo’s new math app.
Dr. Kristina Schoen is a Curriculum Designer for Duolingo's German course. She has a PhD in German applied linguistics and her research interests include conversation analysis and video games.
Director of Research. Machine learning, music, & mischief. Natural language processing & learning science. He/him/yinz/y'all.
Senior Learning Designer with a PhD in applied linguistics. Former TESOL and adult literacy instructor. Focused on culturally integrated language pedagogy, Indigenous languages, and pronunciation.
Head of AI at Duolingo. Machine learning + human learning + language + cogsci + ...
Jason is a Senior Product Manager at Duolingo focusing on Super, Duolingo's premium subscription product.
Nora Gordon is a Curriculum Designer at Duolingo. She has taught Spanish and English as a Foreign Language. She currently works on Duolingo's English courses for speakers of Spanish and Portuguese.
Kayti is a pop culture writer & editor with more than a decade of experience telling stories. Beats include working class representation in Hollywood, transformative fandom, and the rise of global TV.
Michaela is the U.S. Marketing Lead for Duolingo, with more than 10 years experience in PR and marketing. She's using Duolingo to brush up on the Mandarin she learned while studying abroad in China.
Supervising Producer of Duolingo Podcasts
Cory is an Educational Content Developer for the English courses for Spanish and Portuguese speakers at Duolingo.
Alexa is a Creative Producer on the Duolingo Podcast team, working on the Duolingo French Podcast and the Duolingo Spanish Podcast.
Kevin Kunitake is a Senior Creative Producer on Duolingo's Studio & Content Team. His work focuses on developing new content formats such as podcasts, video and more!
Ben Reuveni is a learning scientist at Duolingo, and has a Ph.D in the Cognitive Neuroscience of learning and memory. He works with product teams to ensure that Duolingo is both fun and effective.
Lisa is a Curriculum Designer at Duolingo. She is a former middle-school French teacher with a Ph.D. in French Studies (focus: nineteenth century). She contributes to all things French at Duolingo!
Robert is a Senior Product Designer at Duolingo
Head of Art at Duolingo
Anton Yu is a Senior Product Manager at Duolingo
Ramsey L. Cardwell
Dr. Ramsey Cardwell is an assessment scientist working on the Duolingo English Test. He is a former EFL teacher, and has a PhD in educational measurement with a focus on language testing.
Storyteller and test taker advocate on the Duolingo English Test team.
Osman is a Product Manager leading Duolingo's Reengagement team, working on mobile widgets, notifications and other OS integrations that make building a habit easy and fun.
Kate is an Educational Content Developer at Duolingo. She uses AI to create new learning content at scale.
Dr. Neil Kirk is a Lecturer in Psychology at Abertay University. He researches speakers of Minority, Indigenous, Non-standard and Dialect (MIND) varieties who don't always call themselves bilingual.
Dr. Josh Brown is Professor of German and Linguistics at the University of Wisconsin-Eau Claire. His research focuses on heritage languages, forensic linguistics, and historical sociolinguistics.
Elise Hopman is a Learning Scientist at Duolingo. They are from the Netherlands and have a PhD in Cognitive Psychology. They develop the different types of exercises that you see in your lessons!
Brandon Lesher is a Senior Curriculum Designer at Duolingo with expertise in teaching English. He has directed multiple ESL and adult literacy programs and has extensive English teaching experience.
Dr. Emilie Zuniga is a linguist and educator who works on many Duolingo features and courses, including Arabic and Zulu. Her PhD is in Arabic linguistics.
Karin Tsai is a Senior Director of Engineering at Duolingo, overseeing engineering initiatives related to learning. Background in computer science and neuroscience from Princeton University.
Edwin Bodge is a Senior Product Manager at Duolingo. He is a graduate of Duke University, where he studied Computer Science and Electrical + Computer Engineering.
Georgina Rovirosa Trujillo
Kaitlin Anselmo Pothireddy
Katie is a content manager on the Duolingo for Schools team and a former vice principal, teacher coach, and special educator. She has a Masters in Education from Johns Hopkins University.
Sharon Wilkinson is a Senior Educational Content Developer with a Ph.D. in French and Second Language Acquisition. She taught French for 25 years and works on our French course for English speakers.
Holly Munson is a senior content designer at Duolingo. She untangles complexity, organizes information, and writes words.
Ananya Rajgarhia is a Senior Software Engineer at Duolingo. She leads a team focused on improving how we present our course content to learners.
AJ Noh is a product designer at Duolingo.
Samia Khalaf is a senior illustrator at Duolingo. Her passions are traveling, teaching, and eating food.
Amanda is an associate professor of linguistics at the University of Minnesota where she directs the Language Center. Her research focuses on language variation, identity, and digital media in French.
Tina Tan is a Curriculum Designer at Duolingo with a Master's degree in Applied Linguistics. She is a former university Chinese teacher and now focuses on online English and Chinese courses design.
Dr. Alexander Francis-Ratte is Associate Professor of Asian Studies at Furman University. His teaching and research focus on Japanese, Korean, and language history.
I work on Product at Duolingo, making the learning experience more social so that learners can share their learning experiences. Passionate about soccer and giving the world access to free education.
Product designer at Duolingo. Designed gamified features like Leaderboards, Achievements, XP Boost, Streak Society, Friends Quest and more!
User experience researcher at Duolingo. I work with the product area and help make the learning experience more social.
Hi, I'm a Product Designer at Duolingo. I design shapes and colors that make people want to do things :)
Dr. Joseph Bauman is Associate Teaching Professor of Spanish at Pennsylvania State University. He teaches various courses on the history of Spanish, dialects, and Spanish pronunciation.
Rich is a Learning & Curriculum Manager who works on building content for our largest courses. His PhD is in Applied Linguistics, and before joining Duolingo he taught English around the world.
Dr. Fernando Melero-García is a Curriculum Designer and former professor of Spanish. He is an expert in developing and structuring language courses that adhere to international standards.
Principal Software Engineer at Duolingo
Myra is a Community Manager at Duolingo.
Senior Machine Learning Engineer at Duolingo
Mark Pavic is a Marketing Manager for the Duolingo English Test team.
Group Product Manager at Duolingo
Erin Gustafson is a lead data scientist working on assessment, learning analytics, and educational data mining. She holds a PhD in linguistics with a specialization in cognitive science.
Lucy Portnoff is a data scientist focusing on learning assessment at Duolingo. She graduated from the University of California, Berkeley with an undergraduate degree in Mathematics.
Product designer at Duolingo
Naomi Care is an expert in inclusive digital assessment. She is an Analyst for Assessment Microanalytics and has a background in psychology and anthropology.
Estelle is an Associate Curriculum Designer at Duolingo. She studied Chinese, German, and Linguistics in undergrad and had a brief stint in adult education teaching English as a second language.
Kendra is Head of Social Impact at Duolingo and holds a PhD in Community Engagement. She is passionate about cultivating greater equity through arts and culture, education, and technology.
Adriano Trovato is an Italian & Spanish pedagogy expert, course designer, and linguist. He holds a PhD in Spanish Linguistics. His interests include bilingualisms, sociolinguistics, and phonology.
André Kenji Horie
Director of Engineering, Duolingo English Test
Lavanya Aprameya is a Senior Software Engineer at Duolingo, working on making our data easier to use. She is a graduate of Cornell University, where she studied Computer Science and Linguistics.
Geoffrey T. LaFlair
Senior Assessment Scientist. Language assessment, validity, corpus linguistics, & quantitative research.
Colin Watkins is the Director of Regional Marketing (Europe) at Duolingo. Previous roles include: Snapchat, BBC, Sky, and Channel 4.
Zaria is the Global Social Media manager at Duolingo (and the owl on TikTok).
Repping the Duolingo English Test in the UK.
Zari is a straight-A student who loves K-pop, baby animals, and her best friend Lily. Zari will always be there to cheer on fellow learners!
Eva Raimondi is a Senior Localization Program Manager and Globalization Team Lead at Duolingo.
Billy Leet is a senior user experience researcher at Duolingo, and a former speech-language pathologist. He conducts research to understand how learners use tools like Duolingo to study languages.
Jay Fanelli is a Senior Design Manager at Duolingo where he manages the product design team in the Monetization area. He is a former design studio and startup founder.
Elisa Camps Troncoso
Elisa Camps Troncoso is an Educational Content Developer who creates content for our Spanish courses. She has an M.A. in linguistics and is interested in helping learners build conversation skills.
Ryan is a Learning Scientist at Duolingo. He leverages his PhD in Speech, Language and Hearing Sciences to do research that improves in-app learning experiences and is shared with the world.
Ciaran Iòsaph MacAonghais
Kai Herng Loh
Marketing for the Duolingo English Test. EdTech and TestTech.
Learning & Curriculum Manager at Duolingo with a PhD in Hispanic Languages and Literatures. Experience in language teaching, pedagogy, and curriculum design.
User Operations for the Duolingo English Test. LGBTQIA+ ERG co-founder. D&I Experiences committee member.
Employee Experience Manager at Duolingo who oversees programs related to employee engagement, culture & career growth, and DEIB (diversity, equity, inclusion & belonging).
Rebeca Ricoy is currently the Director of Country Marketing for Mexico and LATAM. She is an expert in brand marketing, public relations, social media, and influencer marketing.
Analigia é Diretora de Marketing para o Duolingo Brasil. Pós-graduada pela Harvard University, é especialista em branding e marketing online e offlne para o segmento de educação.
Mary van Ogtrop
Senior Content Designer
Product Manager at Duolingo
Strategy & Business Ops lead at Duolingo.
Senior Email Marketing Manager @ Duolingo
Mirza Basim Baig
Kahdeidra Monét Martin
Dr. Martin is a Lecturer of Writing and Rhetoric at Stanford and a Scholar in Residence at The Chapin School. She holds a Ph.D. in Urban Education.
Kurt Hartfelder is an animator and motion graphics artist at Duolingo.
Michelle A. Ocasio
Dr. Michelle Ocasio is an Assoc. Professor of Teaching English to Speakers of Other Languages and Spanish at Valdosta State University. As a Fulbright Scholar, she researched the Garifuna language.
Rowan is an Associate Product Manager at Duolingo. He works on Project Swedish, a team focussed on rapidly scaling learning features to smaller courses on Duolingo.
Yena Park is an assessment scientist on the test development team for the Duolingo English Test. She holds a PhD in second language studies with a specialization in language assessment.
Dalia Shehata is a university recruiter at Duolingo. She currently recruits for Duolingo's product and design university roles.
Mariette Williams is a freelance writer who covers topics like travel, culture, books, and wellness. When she's not traveling, she's lost in a good book.
Aleenah is a storyteller, content strategist, and journalist at heart who writes about travel, entrepreneurship, and representation in media for Business Insider, CNBC, The Seattle Times, and more.
Sophie is a translator and editor who works with English, French and Spanish. She has a MA degree in Translation Studies from UCL and is interested in language and culture.
Lindsay Addington is a Senior Strategic Engagement Manager for US graduate programs at the Duolingo English Test.
Kevin worked in international admission for The George Washington University, the University of California Los Angeles, and the University of Southern California before joining the Duolingo team.
Haley HyunJoo Yang
K-pop and K-culture reporter at the Korea JoongAng Daily, South Korea’s leading English daily newspaper. After growing up in Korea, the US and the UK, my passion is sharing stories about culture.
Staff Software Engineer at Duolingo
Jasmine Vahidsafa is an animator at Duolingo.
Lisa Frumkes works on the Freelance Operations team at Duolingo. She holds a PhD in Slavic Linguistics and has been working at the intersection of language, education, and technology since 1989.
Product Manager at Duolingo
Software Engineer at Duolingo
Ahmed Ali Akbar
Ahmed Ali Akbar is a James Beard Award winning writer and host of Radiolingo, a new podcast from Crooked Media and Duolingo
Lorena Kanzki is a Creative Producer on the Studios + Content Team at Duolingo, where she works on content for Podcasts and Stories.
Eve is a student at University College Dublin, a freelance writer and an overall linguaphile! She speaks English, French and Italian and is currently trying her hand in learning Dutch with Duolingo.
Monica is a previous animation intern with the Duolingo Thrive program. She's currently a student at Ringling College of Art and Design.
Ilana is a Creative Producer on Duolingo ABC
Sammi Siegel is a Staff Software Engineer leading the Duolingo Math Team. She is a graduate of Duke University, where she studied Computer Science and Math.
Tyler has been at Duolingo for ages. His latest obsession is getting Duolingo into new subject areas, starting with math.
Taylor is a returning illustration intern from the Duolingo Thrive program. She is currently a student at the Rhode Island School of Design.
Misato is an expert in teaching Japanese to speakers of other languages, and at Duolingo she develops content for our Japanese course for English speakers.
Masha Kostromitina, Ph.D.
Masha is an Assessment Specialist at the Duolingo English Test. Her research has been published in top-tier peer-reviewed journals including Studies in Second Language Acquisition.
Senior Associate Director of International Recruitment at Northeastern University in Boston, Massachusetts
Audrey is a Learning Science Manager at Duolingo and holds a PhD in Cognitive Psychology. She is part of the Learning Science Lab, where she works on doing research and communicating it to the world.
Engineering Director, Product Quality
Caesar Wirth is a Staff Software Engineer at Duolingo. He works on making it easier to develop the iOS app. He speaks English, Japanese, is learning German, and will sit and work anywhere he fits.
Leia is currently a student in an international high school. Leia speaks Romanian, English, and some Spanish and is currently studying Chinese with Duolingo but is having a hard time with the tones.
Jackson is a Senior Product Manager, leading Duolingo's Retention team. His favorite feature is the Streak Freeze, since keeping a daily habit in anything is HARD!
Rodrigo de Oliveira
Rodrigo de Oliveira is a multilingual translator and proofreader working on courses and Stories at Duolingo. When he's not learning languages, he's probably watching sports or playing games.
8 de ago. de 2023
¡Conviértete en un personaje de Duolingo con nuestros nuevos avatares!
por Duolingo Team
23 de jun. de 2022
Querido Duolingo: ¿qué es la fluidez, exactamente?
por Cindy Blanco