Results 11 to 20 of about 20,348 (168)

Seeing herbaria in a new light: leaf reflectance spectroscopy unlocks trait and classification modeling in plant biodiversity collections

New Phytologist, EarlyView.
Summary Reflectance spectroscopy is a rapid method for estimating traits and discriminating species. Spectral libraries from herbarium specimens represent an untapped resource for generating broad phenomic datasets across space, time, and taxa. We conducted a proof‐of‐concept study using trait data and spectra from herbarium specimens up to 179 yr old,
Dawson M. White, Jeannine Cavender‐Bares, Charles C. Davis, J. Antonio Guzmán Q., Shan Kothari, Jorge M. Robles, José Eduardo Meireles   +6 more
wiley   +1 more source

Scientists in power plays: How substantive were scientists' narratives during the COVID‐19 pandemic?

Policy Studies Journal, EarlyView.
Abstract Scientists who provide expert advice must engage with policy processes. Little is known about whether and how scientists deal with the political dynamics of policy processes that are inherent to policymaking. We study this question by building on the policy dimension concept within the Narrative Policy Framework.
Jule Ksinsik, Caroline Schlaufer
wiley   +1 more source

Governing by Ambiguity: Sociotechnical Imaginaries of Platforms in China

Policy &Internet, Volume 18, Issue 2, June 2026.
ABSTRACT Besides clear policy directives, the unresolved and open‐ended elements in policy communication also create discursive politics. This article argues that ambiguity in policy communication reflects the state's exercise of power within a fractured sociocultural landscape.
Fangyu Qing, Ngai Keung Chan
wiley   +1 more source

Mutación de los derechos fundamentales por la interpretación de la Corte Constitucional colombiana : concepto, justificación y límites [PDF]

, 2007
La tesis central de esta investigación se enmarca en la idea de que los derechos fundamentales deben ser considerados como entes mutables, es decir, se pretende demostrar que en Colombia los derechos se fundan en una teoría dinámica y normativa, pues por
López Cadena, Carlos Alberto
core  

Must the Shit Hit the Fan Before Anyone Responds? Response‐Activating Texts as Catalysts for Organisational Responsiveness

Risk, Hazards &Crisis in Public Policy, Volume 17, Issue 2, June 2026.
ABSTRACT The article examines how ‘soft’ information functions in rational organisations that emphasise hard information, and how this affects safety. Drawing on fieldwork in a high‐security prison, we analyse how frontline personnel interpret soft information about potential disturbances. We identify three coexisting institutional logics shaping these
Grethe Midtlyng, Knut Mellingsæter Sørensen   +1 more
wiley   +1 more source

Conceptos políticos fundamentales: un análisis contemporáneo

, 2023
Datos del libro reseñado: Alfonso Galindo Hervás, Conceptos políticos fundamentales: un análisis contemporáneo, Centro de Estudios Políticos y Constitucionales, Madrid, 2021, 414 págs.Details of the book reviewed: Alfonso Galindo Hervás, Conceptos ...
Ruiz Gutiérrez, Adriana María
core  

Using Cultural Theory to Specify the Policy Actors, Belief Systems, and Sources of Coalition, Conflict, Stability, and Change in Policy Advocacy Coalitions and Environmental Resource Policies

Policy Studies Journal, Volume 54, Issue 2, May 2026.
ABSTRACT We use grid‐group cultural theory (CT) to specify underspecified aspects of the Advocacy Coalition Framework (ACF). Our theoretical synthesis of CT and the ACF provides, first, an exhaustive typology of policy actors and their cultural cognitive biases that entail, guide, and constrain policy core beliefs about problem definitions and ...
Metodi Sotirov, Brendon Swedlow
wiley   +1 more source

How much biotic nativeness matters across human demographic groups

Conservation Biology, Volume 40, Issue 2, April 2026.
Abstract Many central concepts of conservation biology—such as nativeness—are structured by ecological and social factors. However, the social consequences of using these concepts to make conservation decisions remain inadequately understood. Some researchers argue that nativeness, rather than acting as an objective proxy for important ecological ...
Harold N. Eyster, Rachelle K. Gould
wiley   +1 more source

“American Islam”: The Politics of Religious Authenticity in Iran

Digest of Middle East Studies, Volume 35, Issue 3, Summer 2026.
ABSTRACT This article analyzes “American Islam” as a political category of religious authenticity in the Islamic Republic of Iran rather than as a fixed theological concept. Using a critical discourse‐analytic framework, it examines how Ayatollah Khomeini and Ayatollah Khamenei construct and operationalize the opposition between pure Muhammadan Islam ...
Fateh Saeidi
wiley   +1 more source

Conceptos fundamentales de la diplomática notarial

Historia, Instituciones, Documentos, 1992
exaly   +5 more sources