The evolution of public administration thought and practice can indeed be viewed as a progression from Traditional Public Administration (TPA) through New Public Management (NPM) to the emerging paradigm of New Public Governance (NPG), with NPM serving as a crucial, albeit transitory, bridge.

1. Traditional Public Administration (TPA):

• Characteristics: Rooted in Weberian bureaucracy, TPA emphasized hierarchy, rules, impartiality, permanence, and a clear distinction between politics and administration. Its focus was on inputs, processes, and ensuring equity and fairness through standardized procedures.
• Strengths: Provided stability, predictability, and a strong public service ethos.
• Weaknesses: Often criticized for rigidity, inefficiency, lack of responsiveness, and being overly bureaucratic.

2. New Public Management (NPM) - The Transitory State:

• Emergence: Arising in the late 1970s and 1980s, NPM was a response to the perceived failures of TPA and was heavily influenced by private sector management techniques and market-oriented ideologies.
• Core Principles: Emphasized '3 Es' (Economy, Efficiency, Effectiveness), managerial discretion, decentralization, performance measurement, customer focus, contracting out, and the creation of quasi-markets within the public sector. The idea was to 'steer, not row' – governments should set policy but not necessarily deliver services directly.
• Contributions: NPM successfully injected a focus on results, efficiency, and accountability for outcomes into public administration. It challenged the bureaucratic inertia of TPA and introduced valuable tools for performance management.
• Limitations (Why it was Transitory): Despite its contributions, NPM faced significant criticisms that highlighted its incompleteness and ultimately led to its evolution:
  • Overemphasis on Efficiency: Often neglected broader public values like equity, fairness, and democratic accountability.
  • Fragmentation and Coordination Problems: Extensive contracting out and decentralization led to a 'hollow state' and made coordination across fragmented service providers difficult.
  • Accountability Gaps: Holding private contractors accountable for public services proved challenging, leading to issues of transparency and control.
  • Erosion of Public Service Ethos: The market-driven approach sometimes undermined the unique values and motivations of public servants.
  • Inability to Address Complex Problems: NPM's focus on individual organizations and market mechanisms struggled with 'wicked problems' that required multi-organizational, collaborative solutions.

3. New Public Governance (NPG) - The Evolving Paradigm:

• Emergence: NPG emerged in the late 1990s and early 2000s as a response to the shortcomings of NPM, seeking to integrate its managerial lessons with a renewed focus on democratic values and the complexities of modern governance.
• Core Principles: Emphasizes networks, collaboration, multi-actor governance (state, market, civil society), co-production of services, citizen engagement, trust, shared responsibility, and holistic problem-solving. It recognizes that government is often a facilitator and coordinator within complex policy networks rather than a sole provider.
• Relationship to NPM: NPG incorporates the performance orientation of NPM but places it within a broader framework that prioritizes legitimacy, democratic participation, and the management of inter-organizational relationships. It moves beyond the 'market vs. hierarchy' dichotomy to embrace 'networks' as a primary mode of governance.

Conclusion: NPM was indeed a transitory state. It served as a necessary corrective to the rigidities of TPA, introducing a much-needed focus on efficiency and results. However, its market-centric and managerialist approach proved insufficient for the multifaceted challenges of public service, particularly in addressing issues of democratic accountability, equity, and the complexities of multi-actor service delivery. This led to the emergence of NPG, which seeks a more balanced, inclusive, and collaborative approach, integrating the strengths of NPM while mitigating its weaknesses. Thus, NPM acted as a critical evolutionary phase, paving the way for a more nuanced and comprehensive understanding of public administration in the 21st century.