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Agile Development History Timeline Overview

Agile’s history is a transition from rigid, manufacturing-based “Waterfall” models to flexible, people-centric frameworks. While the term was coined in 2001, its roots trace back to early 20th-century industrial practices and the “software crisis” of the 1960s. 

Early Foundations (Pre-1990s)

Before Agile became a formal software methodology, its core principles of efficiency and iteration emerged from manufacturing and early computing.

  • 1896: Sakichi Toyota introduced the “Stop and Notify” concept (Jidoka), a foundational Lean/Agile practice for immediate problem-solving.
  • 1948: The Toyota Production System (TPS) established Lean manufacturing and the Kanban system to manage workflow.
  • 1957: IBM began using incremental development on large software projects.
  • 1970: Winston Royce published “Managing the Development of Large Software Systems,” which formalized the Waterfall Model but actually cautioned against its rigidity.
  • 1986: Takeuchi and Nonaka published The New New Product Development Game, introducing the “rugby” metaphor for team-based development that inspired Scrum. 

The Rise of “Lightweight” Methods (1990–2000) 

Frustrated by Waterfall’s slow delivery, practitioners developed several “lightweight” frameworks. 

  • 1991: Rapid Application Development (RAD) popularized timeboxing and iterations.
  • 1993: Jeff Sutherland and his team first implemented Scrum at Easel Corporation.
  • 1994: The Dynamic Systems Development Method (DSDM) was created as a vendor-independent RAD framework.
  • 1995: Ken Schwaber and Jeff Sutherland formally co-presented Scrum at the OOPSLA conference.
  • 1996: Kent Beck introduced Extreme Programming (XP), emphasizing practices like pair programming and continuous testing.
  • 1997: Feature-Driven Development (FDD) and Crystal Clear emerged as alternative iterative models. 

Formalisation & Modern Evolution (2001–Present)

The movement unified under a single name and eventually scaled to entire enterprises. 

  • 2001: 17 software leaders met at Snowbird, Utah, to draft the Agile Manifesto, establishing four core values and 12 principles.
  • 2003: The book Lean Software Development by Mary and Tom Poppendieck officially bridged Lean manufacturing and software agility.
  • 2009: The concept of DevOps emerged, extending Agile principles into IT operations and deployment.
  • 2011: The Scaled Agile Framework (SAFe) was introduced to help large organizations manage multiple Agile teams.
  • 2012–2015: Agile surpassed the 50% mark in global adoption, becoming the industry standard for development.
  • 2020s: Agile principles are now widely applied outside of tech, in fields like marketing, education, and HR. 

Agile’s evolution is not just a 21st-century phenomenon but a response to decades of “software crises” and rigid industrial processes. Below is a comprehensive historical breakdown of Agile’s journey. 

1. Pre-Digital Foundations (1910s – 1940s)

Long before software, the concepts of efficiency and waste reduction were born in manufacturing. 

  • 1911: Scientific Management. Frederick Taylor encouraged managers to adopt worker suggestions for efficiency, opposing rigid habits.
  • 1940s: Lean Manufacturing (Toyota). Toyota pioneered the “Just-in-Time” method and Kaizen (continuous improvement) after observing American supermarkets.
  • 1948: Toyota Production System. Introduction of Kanban for visual workflow management. 

2. Early Iterative Development (1950s – 1970s)

The 1950s saw the first departures from strictly sequential “waterfall” planning. 

  • 1957: Incremental Development. IBM and Motorola teams, including Gerald Weinberg, used iterative methods indistinguishable from modern Extreme Programming (XP) for Project Mercury.
  • 1968: NATO Software Engineering Conference. Formally identified the “Software Crisis” (projects being late and over budget), sparking a search for better methodologies.
  • 1970: Waterfall Formalised (and Critiqued). Winston Royce described the Waterfall model but notably advocated for iterative releases to reduce risk. 

3. The Proliferation of “Lightweight” Methods (1980s – 1990s) 

Frustration with heavyweight, document-heavy processes led to several “Agile” precursors. 

  • 1986: “The New New Product Development Game.” Takeuchi and Nonaka published this HBR article, introducing the “Rugby” approach (teamwork over relay-race handoffs), which directly inspired Scrum.
  • 1991: Rapid Application Development (RAD). James Martin introduced RAD, emphasising fast prototyping and client feedback.
  • 1993–1995: The Birth of Scrum. Jeff Sutherland and Ken Schwaber formalised Scrum, presenting it at the OOPSLA ’95 conference.
  • 1996: Extreme Programming (XP). Kent Beck introduced XP at Chrysler, focusing on technical excellence through practices like Pair Programming and Test-Driven Development. 

4. The Agile Manifesto & Formalisation (2001 – 2010)

Agile moved from a collection of “lightweight” methods to a global standard. 

  • 2001: The Agile Manifesto. 17 developers met in Snowbird, Utah, to draft the Manifesto for Agile Software Development, establishing four core values and 12 principles.
  • 2003: Lean Software Development. Mary and Tom Poppendieck adapted Toyota’s Lean principles specifically for software engineering.
  • 2009: Software Craftsmanship. The Software Craftsmanship Manifesto emerged to refocus the community on the quality of the “craft” rather than just project management.
  • 2010: The First Scrum Guide. Published as the definitive resource on Scrum framework rules. 

5. Scaling and Modern Business Agility (2011 – Present) 

Agile expanded beyond coding into enterprise-wide strategy. 

  • 2011: Scaled Agile Framework (SAFe). Dean Leffingwell launched SAFe to help large corporations apply Agile at scale.
  • 2015–2017: Project Management Integration. Major bodies like AXELOS released PRINCE2 Agile, and the PMI introduced the Agile Certified Practitioner (ACP).
  • 2020s: Beyond Software. Agile principles are now standard in marketing, HR, and hardware development through concepts like Business Agility. 

Microsoft Project Timeline, Development History Overview

Microsoft Project has evolved from a DOS-based tool in the 1980s into a cloud-integrated platform. Its “Timeline” feature specifically has transitioned from a simple static view to a multi-layered, interactive reporting tool. 

Template included in package – see website banner

Timeline Feature Development History

  • Early Era (1984–2007): For decades, the “timeline” was synonymous with the Gantt Chart. Users had to rely on complex print-outs or third-party tools to create high-level summaries for executives.
  • The dedicated Timeline View (2010): Microsoft introduced a native Timeline view in Project 2010, allowing users to cherry-pick specific tasks and milestones to display on a single horizontal bar.
  • Multi-Timeline Support (2016): Project 2016 expanded this by allowing multiple timeline bars in a single view. This enabled managers to represent different project phases or workstreams with independent start and end dates.
  • Cloud & Web Integration (2019–Present): With the launch of Project for the web, timelines became more interactive, supporting drag-and-drop adjustments and real-time co-authoring.
  • Task History Tracking (2023): Microsoft added a Task History pane to the web version, allowing users to see a chronological log of changes to specific timeline items. 

Key Components of a Modern MS Project Timeline

Templates included in download bundle – see website banner
  • Gantt-Style Visualization: Displays tasks as horizontal bars against a calendar timescale.
  • Milestones & Callouts: Important dates appear as diamonds or labels that can be dragged above or below the main bar to avoid clutter.
  • Dependencies: Visual links between tasks that illustrate the sequence of work and the Critical Path.
  • Copy for Presentation: A dedicated formatting tool that allows users to export the timeline directly to Microsoft PowerPoint or email at various sizes (Small, Medium, Full Size). 

Future Outlook

Template included in download bundle – see website banner

Microsoft has announced that Project Online will be officially retired on 30 September 2026, with development focus shifting entirely to the new Microsoft Planner and Project for the web ecosystem.

Microsoft Project Timeline, Development History Overview

Leigh Town, Lancashire – Timeline History

Leigh, a historic market town in South Lancashire, evolved from a collection of medieval agricultural townships into a powerhouse of the Industrial Revolution. Below is a timeline of its development. 

Early History & Foundations

  • Ancient Origins: Neolithic stone axes and Bronze Age spearheads suggest activity as early as 1500–1000 BC.
  • Medieval Growth: The name “Leigh” (Saxon for “meadow” or “pasture”) was recorded as Leech in 1264. The town was the centre of an ecclesiastical parish including the townships of Bedford, Pennington, and Westleigh.
  • 1642: During the English Civil War, local “Chowbenters” (men from nearby Atherton) defeated Royalist troops in a battle at Leigh on 2nd December.
  • 1651: The Earl of Derby spent his final night at the King’s Arms in Leigh before his execution in Bolton. 

Industrial Revolution & Expansion

  • 1795: The Bridgewater Canal was extended to Leigh, linking the town to Manchester’s industrial network.
  • 1820: The Leigh Branch Canal opened, connecting the town to the Leeds and Liverpool Canal.
  • 1828: The Bolton and Leigh Railway opened—the first public railway in Lancashire.
  • 1839: The “Leigh Feight” occurred on 14th August, a major Chartist protest and riot involving over 2,000 people.
  • 1850s: The Leigh Union Workhouse was established at Atherleigh.
  • Late 19th Century: Large multi-storey cotton mills like Leigh Spinners (Grade II*) and Mather Lane Mill (Grade II) transformed the skyline. 

Civic Development

  • 1875: The townships of Bedford, Pennington, and Westleigh merged to form the Leigh Local Board.
  • 1894: Leigh became an Urban District.
  • 1899: Leigh was granted a Royal Charter, becoming a Municipal Borough.
  • 1907: The current Leigh Town Hall was completed on Market Street.
  • 1920: Pennington Hall and its grounds were gifted to the people of Leigh, eventually becoming Pennington Park. 

Modern Era

  • 1974: Under the Local Government Act 1972, the Municipal Borough was abolished and Leigh became part of the Metropolitan Borough of Wigan in Greater Manchester.
  • 1992: The last coal mines in the area, Bickershaw and Parsonage Collieries, closed on 13th March.
  • 2008: Leigh Sports Village was officially opened by Queen Elizabeth II.
  • 2016: The Leigh-Salford-Manchester Guided Busway opened to provide rapid transit to Manchester city centre.
  • 2023: The Leigh Leopards rugby league team won the Challenge Cup for the first time in 52 years.

Leigh’s history is a classic Lancashire tale of transition from a rural collection of townships to an industrial powerhouse. Here is a timeline of its most significant milestones: 

Early Origins & Medieval Period

  • Stone Age & Roman Era: Archaeological finds in the area include a Stone Age axe in Pennington and a Roman coin in Bedford.
  • 12th Century: The name “Leigh” (from the Old English leah, meaning a woodland clearing) appears in records. The ancient parish originally consisted of six townships: Astley, Atherton, Bedford, Pennington, Tyldesley cum Shakerley, and Westleigh.
  • 1189–1199: Higher Hall, the manor house of Westleigh, dates back to the reign of Richard I. 

Conflict & Industrial Revolution

  • 1642: During the English Civil War, local Parliamentarians (the “Chowbenters”) defeated Royalist troops in the Battle of Leigh.
  • 1760s: Local legend attributes the invention of the spinning jenny and the water frame to Thomas Highs of Leigh, marking the start of its textile dominance.
  • 1795–1820: The Bridgewater Canal was extended to Leigh (1795), followed by the Leigh branch of the Leeds and Liverpool Canal (1820), making the town a critical hub for coal and textiles.
  • 1828: The Bolton and Leigh Railway opened for freight, becoming the first public railway in Lancashire.
  • 1839: The “Leigth Feight” occurred on 14 August, when a mob of 2,000 Chartist strikers clashed with troops over high unemployment and living costs.

Civic Development & Modern Era

  • 1875: The townships of Bedford, Pennington, and Westleigh merged to form the Leigh Local Board, officially adopting “Leigh” as the town’s name.
  • 1899: Leigh was granted a Royal Charter to become a Municipal Borough.
  • 1907: The current Leigh Town Hall, designed by J.C. Prestwich, was completed.
  • 1911: The textile industry peaked, with over 6,000 people employed in the town’s mills.
  • 1974: Under local government reorganisation, Leigh ceased to be an independent borough and became part of the Metropolitan Borough of Wigan in Greater Manchester.
  • 2008: The Leigh Sports Village opened, providing a modern home for the Leigh Leopards rugby league team.
  • 2016: The Leigh-Salford-Manchester guided busway opened, re-establishing a rapid transport link to Manchester. 

Leigh College, Marshall Street, Leigh, Lancs

Building below demolished 2007 and now rebuilt at the Leigh Sports Village – 1, 2, 3, 4 article by Julie McKiernan courtesy of PastForward, produced by Wigan Archives & Museums, Issue No. 97, August – November 2024, Marking 50 years of the borough, Wigan and Leigh’s local history magazine – Address: Past Forward, Archives, Wigan & Leigh, Leigh Town Hall, Mark Street, Leigh, WN7 1DY

mark whitfield DSCF0519
Leigh College, Marshall Street, Leigh, Lancs

Insider Technologies Limited, Spinnaker Court, Chandlers Point, 37 Broadway, Salford Quays, M50 2YR

Insider Technologies Limited, Spinnaker Court, Chandlers Point, 37 Broadway, Salford Quays, M50 2YR

Company Website – Open Content Management Framework, DotNetNuke

In the early part of the millenium, ITL requested that I design and author a new company website using the Open Content
Management framework, DotNetNuke. This is a Visual Basic .NET Microsoft SQL database driven technology that enables website updates from any location with internet browser access.

As part of this exercise, website prominence was a key driver along with a more professional, corporate look-and-feel. The website is an ongoing programme of work that takes up a few hours a week of my time in taking it forward. I have attended 2 gbdirect (iTrain) website courses in this regard; ‘Writing for the Web’ and ‘Website Prominence and Visibility’. More information.

Project Management Templates Agile Scrum Waterfall PRINCE2 POAP RAID logs MPP MPT Excel Cost Budget Trackers etc. FREE Upgrades

https://ipropmtemplates.gumroad.com/l/project-templates

Project Management Templates Agile Scrum Waterfall PRINCE2 POAP RAID logs MPP MPT Excel Cost Budget Trackers etc. FREE Upgrades

etc.

Requirement Elicitation in Project Management, Business Analyst BA

Requirement Elicitation in Project Management, Business Analyst BA

Agile Burn down vs Burn up Charts – When to use each

Agile Burn down vs Burn up Charts – When to use each

Transaction Application Language – TAL on HP HPE Nonstop mainframes (previously Tandem)

Transaction Application Language

Programming language

Tandem TAL - Visual Studio Marketplace
TAL User Defined Language for Notepad++ | sybond/project
Transaction Application Language – TAL on HP HPE Nonstop mainframes (previously Tandem)

Transaction Application Language or TAL is a block-structured, procedural language optimized for use on Tandem hardware. TAL resembles a cross between C and Pascal. It was the original system programming language for the Tandem Computers CISC machines, which had no assembler.

Source: Wikipedia

Transaction Application Language or TAL (originally “Tandem Application Language”) is a block-structured,[1] procedural language optimized for use on Tandem (and later HP NonStop) hardware. TAL resembles a cross between C and Pascal. It was the original system programming language for the Tandem Computers CISC machines, which had no assembler.[2]

Transaction Programming Language (TAL)
ParadigmBlock-structured procedural language
DeveloperHewlett-Packard Enterprise (originally Tandem Computers)
First appearedmid 1970s
PlatformMIPS, Itanium, x86-64
OSNonStop OS
LicenseProprietary commercial software
File formatsunstructured, Enscribe, NonStop SQL/MP, NonStop SQL/MX
Dialects
TAL, pTAL, epTAL
Influenced by
ALGOL, Pascal, C

The design concept of TAL, an evolution of Hewlett-Packard‘s SPL, was intimately associated and optimized with a microprogrammed CISC instruction set. Each TAL statement could easily compile into a sequence of instructions that manipulated data on a transient floating register stack. The register stack itself floated at the crest of the program’s memory allocation and call stack.

The language itself has the appearance of ALGOL or Pascal, with BEGIN and END statements. However, its semantics are far more like C. It does not permit indefinite levels of procedure nesting, it does not pass complex structured arguments by value, and it does not strictly type most variable references. Programming techniques are much like C using pointers to structures, occasional overlays, deliberate string handling and casts when appropriate.

Available datatypes include 8-bit, 16-bit, 32-bit and (introduced later) 64-bit integers.[3] Microcode level support was available for null terminated character strings. However, this is not commonly used.

Originally the Tandem NonStop operating system was written in TAL. Much of it has since been rewritten in C and TAL has been deprecated for new development.

In the migration from CISC to RISC, TAL was updated/replaced with pTAL – compilers allowed TAL to be re-compiled into Native RISC Applications. Later, the epTAL compiler was introduced for Itanium processors.

ERP Implementation Cycle – Enterprise Resource Planning

ERP Implementation Cycle – Enterprise Resource Planning

ERP stands for Enterprise Resource Planning, a software system that integrates and manages a company’s core business processes, such as finance, HR, manufacturing, and supply chain, into a single, unified platform.

By using a central database, an ERP system provides real-time data visibility, standardizes processes, and enables seamless communication across different departments, helping organizations operate more efficiently.

What ERP systems do:
Integrate business functions: ERP systems break down information silos by connecting various departments like sales, accounting, and human resources.

Provide a single source of truth: A shared database ensures that everyone in the organization uses the same, accurate information for their work.

Streamline operations: By automating processes and offering synchronized reporting, ERP systems improve productivity and agility.

Offer real-time visibility: Stakeholders can access up-to-date information on business performance at any time, aiding in decision-making and planning.

Common ERP modules and functions include:
Finance: Managing accounting, budgeting, and financial reporting.

Human Resources (HR): Handling payroll, employee data, recruitment, and workforce management.

Manufacturing: Supporting materials planning and production processes.

Supply Chain Management: Integrating inventory, procurement, and order management.

Sales and Customer Relationship Management (CRM): Streamlining sales processes and managing customer interactions.