Specialty Digest

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Concepts

Ideas, terms, and mechanisms explained clearly.

A billboard advertisement promoting Miami Beach as a travel destination

Destination Marketing

Organizations and Strategy Destination marketing involves the coordinated promotion of a specific place, whether a city, region, or entire country, to attract visitors, typically carried out by a dedicated destination marketing organization that represents the collective interests of local tourism businesses, from hotels and attractions to restaurants and transportation providers. These organizations are frequently funded

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Destination marketing is the practice of promoting a city, region, or country to potential visitors in order to build its tourism brand and increase visitor numbers and spending.

A hallway displaying missiles and rockets at a U.S. Navy nuclear weapons school

Deterrence Theory

Deterrence theory studies how the threat of retaliation or punishment can convince an adversary not to take an unwanted action in the first place. It is most strongly associated with nuclear strategy, where it describes how the threat of devastating retaliation can discourage a rival state from launching an attack, but the underlying logic applies

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A theory studying how the threat of retaliation can discourage an adversary from taking an unwanted action.

Public library bookshelves, the kind of collection organized shelf by shelf using the Dewey Decimal Classification

Dewey Decimal Classification

The Dewey Decimal Classification is a numeric system for organizing library materials by subject, dividing all knowledge into ten broad main classes represented by the numbers 000 through 999, with each class further subdivided through additional digits and decimal points to represent increasingly specific topics. Developed by Melvil Dewey and first published in 1876, the

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The Dewey Decimal Classification is a numeric system for organizing library materials by subject into ten main classes, widely used in public and school libraries.

Vial of Lantus insulin used in diabetes mellitus treatment

Diabetes mellitus

Diabetes mellitus is a group of chronic metabolic disorders characterized by elevated blood glucose levels resulting from defects in insulin production, insulin action, or both. Left unmanaged, persistently high blood sugar damages blood vessels and nerves throughout the body over time, making diabetes a leading cause of heart disease, kidney failure, vision loss, and lower-limb

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A group of chronic metabolic disorders marked by elevated blood glucose from defects in insulin production or action.

A one-on-one tutoring session, the kind of individualized follow-up that diagnostic assessment results often guide

Diagnostic assessment

Diagnostic assessment is an evaluation given before or at the start of instruction to identify what a student already knows, what misconceptions they hold, and where specific gaps in their skills or knowledge lie. Unlike a summative assessment given at the end of a unit to measure overall achievement, a diagnostic assessment is designed to

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An evaluation given before instruction begins to identify what a student already knows and where gaps exist.

Sliced whole grain bread, a source of dietary fiber

Dietary fiber

Dietary fiber is a type of carbohydrate found in plant foods that the human digestive system cannot fully break down and absorb, distinguishing it from other carbohydrates that are digested into glucose for energy. Rather than being absorbed for calories, most fiber passes largely intact through the small intestine and reaches the large intestine, where

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A type of plant carbohydrate the body cannot fully digest, important for digestive and metabolic health.

MyPlate nutrition guidance unveiling event

Dietary Guidelines

Dietary guidelines are official, government-issued recommendations describing what and how much a population should eat to maintain health and reduce chronic disease risk. Most countries publish their own version, revised periodically as nutrition science advances, and the guidelines shape everything from school lunch programs to food labeling requirements. The U.S. Dietary Guidelines The United States

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Official government recommendations describing what and how much a population should eat to maintain health.

Classroom for young children

Differentiated instruction

Differentiated instruction is a teaching approach in which educators tailor content, process, and assessment to meet the varying readiness levels, interests, and learning profiles of individual students, rather than teaching an entire class with a single uniform method. Tomlinson’s framework Education researcher Carol Ann Tomlinson is widely credited with popularizing differentiated instruction as a structured

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A teaching approach that tailors content, process, and assessment to individual students’ readiness, interests, and learning profiles.

An archival photographic negative from a collection, illustrating the kind of media asset a digital asset management system organizes

Digital Asset Management

Digital asset management is the practice of organizing, storing, and distributing digital files, such as photographs, video, audio, and documents, through a centralized system that applies consistent metadata, categorization, and access controls to make those files easy to find and reuse. Many organizations, including libraries, museums, publishers, and media companies, accumulate large volumes of digital

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Digital asset management is the practice of organizing, storing, and distributing digital files such as images, video, and documents through a centralized system with consistent metadata and access controls.

Labeled archival boxes in museum storage, illustrating the ongoing management central to digital curation

Digital Curation

Digital curation is the ongoing process of managing digital materials throughout their lifecycle, from initial creation or acquisition through long-term preservation, to ensure that the materials remain accessible, usable, and trustworthy for current and future users. The term covers a broader set of activities than simple file storage. Curators appraise which materials merit long-term retention,

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Digital curation is the ongoing management of digital materials throughout their lifecycle to ensure they remain accessible, usable, and trustworthy over time.