All articles starting with D

Developmental psychobiology

Developmental psychobiology: field studying behavioral development across biological levels, and the Wiley journal (ISSN 0012-1630, founded 1968) that is the official journal of the ISDP.

Developmental psychology: life-span study of behavioral change. Frameworks include Piaget's stages, Vygotsky's sociocultural theory, Erikson's psychosocial stages, and attachment theory; distinct from child psychology, which covers only childhood.

Developmental science

Developmental science is an interdisciplinary field that describes, explains, and optimizes change across the life span, integrating developmental psychology, neuroscience, and biological, social, and behavioral sciences.

Developmental speech or language disorders

Developmental speech or language disorders (ICD-11 6A01) are neurodevelopmental conditions with subtypes for speech sound, speech fluency, and language disorder (DLD), affecting roughly 1 in 14 kindergartners.

Developmental speech sound disorder

Developmental speech sound disorder (ICD-11 6A01.0) is a childhood neurodevelopmental disorder of persistent, unintelligible pronunciation errors not explained by structural, sensory, or neurological causes; also called phonological disorder in DSM-5.

Developmental stage theories

Developmental stage theories (Freud, Erikson, Piaget, Kohlberg) describe human development as fixed sequences of qualitatively distinct stages; modern research favors gradual, domain-specific, culturally variable development.

Oct 10, 2026

Developmental state

A developmental state is a state that prioritizes economic growth and competitiveness through an elite bureaucracy steering markets, a term coined by Chalmers Johnson in 1982 for Japan.

Developmental venous anomaly

A developmental venous anomaly, formerly called a venous angioma, is a common benign congenital variant of the brain's venous drainage, in which small veins converge on one collector vein.

Sep 29, 2026

Developmentally appropriate practice

Developmentally appropriate practice (DAP) is a framework for early childhood education that matches teaching and curriculum to each child's age, development, and social and cultural context.

Deven Bharti

Deven Bharti (देवेन भारती), born 1968, is a 1994-batch Maharashtra-cadre IPS officer and Commissioner of Police, Mumbai since April 2025; former Maharashtra ATS chief, first Mumbai Special Police Commissioner (2023), and 26/11 attack investigator.

Deven Eastern

Deven Eastern, nose tackle for the Seattle Seahawks, drafted 242nd overall in 2026 out of Minnesota; three-year Gophers starter, All-Big Ten honorable mention in 2025.

Devender Yadav

Devender Yadav is an Indian National Congress politician who serves as President of the Delhi Pradesh Congress Committee and has represented Badli in the Delhi Legislative Assembly.

Devendra Banhart

Devendra Banhart (Devendra Obi Banhart), born 1981 in Houston, is an American-Venezuelan singer-songwriter central to freak folk/New Weird America, from Oh Me Oh My on Young God to Flying Wig (2023) with Cate Le Bon.

Devendra Fadnavis (देवेंद्र गंगाधरराव फडणवीस)

Devendra Fadnavis (देवेंद्र गंगाधरराव फडणवीस), BJP leader born 1970, is Chief Minister of Maharashtra since December 2024, his third term, after serving as Deputy CM 2022–2024 and CM 2014–2019.

Sep 21, 2026

Devendra Lal

Devendra Lal (1929–2012) was an Indian nuclear physicist and geophysicist who founded the use of cosmic-ray-produced isotopes as tracers and clocks, working at TIFR, the Physical Research Laboratory, and Scripps.

Sep 21, 2026

Devendra Narain Singh

Devendra Narain Singh is an Indian geotechnical engineer and Institute Chair Professor at IIT Bombay, known for environmental geotechnology, laboratory instrumentation, and gas hydrate bearing sediments.

Devendra Pratap Singh (Chhattisgarh politician)

Devendra Pratap Singh is an Indian Bharatiya Janata Party politician, elected unopposed to the Rajya Sabha from Chhattisgarh in February 2024, from the Gond royal family of Raigarh.

Devendra Singh (Uttar Pradesh politician)

Devendra Singh, also known as Bhole Singh, is an Indian politician of the Bharatiya Janata Party who has represented the Akbarpur constituency in the Lok Sabha since 2014.

Devendra Yadav

Devendra Yadav, Indian National Congress MLA from Bhilai Nagar, Chhattisgarh, re-elected in 2023 and 2024 Bilaspur Lok Sabha runner-up; distinct from RJD leader Devendra Prasad Yadav of Jhanjharpur, Bihar.

Oct 10, 2026

Devendranāth Tagore

Devendranāth Tagore (1817–1905) was a Bengali religious reformer and philosopher, honored as Maharshi, who revived the Brahmo Samaj and was the father of poet Rabindranath Tagore.

Sep 21, 2026

Devens Gust

Devens Gust is an American chemist at Arizona State University who works in artificial photosynthesis, known for the Gust–Moore–Moore collaboration and landmark Nature papers in 1984 and 2002.

Devery Jacobs

Kawennáhere Devery Jacobs, Kanien'kehá:ka (Mohawk) actor, writer, and director from Kahnawà:ke, Quebec; lead as Elora Danan on FX's Reservation Dogs (2021-23), wrote and directed on the show, series regular as Bonnie in Marvel's Echo, voice of Kahhori in What If...?, and 2024 Canadian Screen Awards Radius Award honoree.