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Stefan Breet

Workplace Social Networks

Workplace social networks strongly influence the behavior and performance of employees. They are formed by the informal relationships between colleagues. The organization’s formal hierarchy shows which employees report to each other and which are part of the same team. The informal network shows which colleagues go to each other to ask for advice, ask for support, or influence important decisions. In my research, I explore how workplace social networks enable or constrain entrepreneurial behavior and Corporate Entrepreneurship.

Publications

Talks & workshops

Bottleneck or Not? The Ceiling Effect of Network Closure on Individual Innovative Performance

A presentation of a study showing that closed networks serve as social straitjackets that prevent employees from achieving high levels of innovative performance.

ANZAM Conference · December 4, 2024

The Double-Edged Sword of Post-Merger Organizational Identification: How Social Ties Influence Employee Initiative Taking

This study shows that organizational identification in M&As can help or hinder employee proactivity, depending on social ties within merging firms.

The University of Sydney · November 7, 2024

Bottleneck or Not? The Ceiling Effect of Network Closure on Individual Innovative Performance

A presentation of a study showing that closed networks serve as social straitjackets that prevent employees from achieving high levels of innovative performance.

Academy of Management Annual Meeting · August 12, 2024

Changes in networking behavior: Examining network perception and proactive work behavior when employees work from home

Academy of Management Annual Meeting · August 8, 2023

Changes in Networking Behavior when Employees Work from Home: The Role of Network Perception and Proactive Work Behavior

EGOS Colloquium · July 8, 2023

Changes in Networking Behavior when Employees Work from Home: The Role of Network Perception and Proactive Work Behavior

Strategic Management Research Day · June 1, 2023

A Network Perspective on Corporate Entrepreneurship

Erasmus University Rotterdam · June 30, 2022

Who steps up after a merger? A social network perspective on post-merger taking charge behavior

A presentation on post-merger taking charge behavior and social networks at the Strategic Management Society Annual Meetgin 2021.

Strategic Management Society Annual Meeting · September 19, 2021

Who steps up after a merger? The effects of boundary-spanning on post-merger taking charge behavior

A presentation on post-merger taking charge behavior and social networks at the European Conference on Social Networks 2021.

European Conference on Social Networks · September 7, 2021

Who steps up after a merger? The effects of boundary-spanning on post-merger taking charge behavior

A presentation on post-merger taking charge behavior and social networks at the Academy of Management Annual Meeting 2021.

Academy of Management Annual Meeting · August 1, 2021

Who steps up after a merger? The effects of boundary-spanning on post-merger taking charge behavior

A presentation on post-merger taking charge behavior and social networks at the EGOS Colloquium 2021.

EGOS Colloquium · July 9, 2021

Who steps up after a merger? The effects of boundary-spanning on post-merger taking charge behavior

A presentation on post-merger taking charge behavior and social networks at the Strategy Department of the Radboud University Nijmegen.

Radboud University Nijmegen · July 1, 2021

The Social Constellation of Star Employees: Why an Open Network is Necessary for High Levels of Individual Innovation in Professional Service Firms

In this study, we show that an open network position is a necessary condition for achieving high levels of individual innovation in professional service firms.

emlyon · July 16, 2020

Stepping Up or Laying Low? A Social Network Perspective on Post-Merger Taking Charge Behavior

In this study, we examine how the network ties of employees can mitigate low levels of organizational identification and stimulate employees to take charge after a merger.

SUNBELT · July 14, 2020

Is High Innovative Performance without Brokerage Possible? A Necessary Condition Analysis

I presented my working paper on brokerage and innovative performance to the Discipline of Strategy, Innovation, and Entrepreneurship of the University of Sydney Business School.

University of Sydney · September 19, 2019

Is High Innovative Performance without Brokerage Possible? A Necessary Condition Analysis

University of Kentucky · March 29, 2019

Is Brokerage Necessary for Innovative Performance? A Necessary Condition Analysis

SUNBELT Conference · June 30, 2018

Brokerage and Entrepreneurial Behavior in Organizations: The Role of Political Skill

I presented a working paper on brokerage, entrepreneurial behavior, and political skill at the Academy of Management Annual Meeting 2017 in Atlanta

Academy of Management Annual Meeting · August 7, 2017

Teaching

Organizing for Innovation: Social vs. Human Resource Management

Innovation thrives when firms manage both individual talent and the networks connecting them.

Radboud University Nijmegen · September 25, 2025

Bringing Ideas to Life: Idea Championing and Implementation

From issue-selling to execution: how social dynamics shape idea championing and implementation.

Radboud University Nijmegen · September 24, 2025

Cultivating Creativity: Idea Generation and Elaboration

This lecture explores how networks and social capital fuel idea generation and elaboration in innovation.

Radboud University Nijmegen · September 22, 2025

Innovation and Entrepreneurship in Context

A course on creativity, innovation, and intrapreneurship across different contexts.

Radboud University Nijmegen · September 1, 2025

Master Thesis in Business Administration

Students of the Master of Science (MSc) in Business Administration at the Radboud University learn to conduct an impactful scientific research project about corporate entrepreneurship, social capital, and entrepreneurial behavior

Radboud University Nijmegen · January 1, 2023

Innovation Management: Idea Development and Relational Analytics

A lecture on innovation management, focusing on the generation of ideas, social networks, and social capital.

Radboud University Nijmegen · September 26, 2022

Master Thesis in Business Administration

Students of the Master of Science (MSc) in Business Administration at the Radboud University learn to conduct an impactful scientific research project about corporate entrepreneurship, social capital, and entrepreneurial behavior

Radboud University Nijmegen · January 1, 2022

Innovation Management: Idea Development and Relational Analytics

A lecture on innovation management, focusing on the generation of ideas, social networks, and social capital.

Radboud University Nijmegen · September 27, 2021

Master Thesis in Business Administration

Students of the Master of Science (MSc) in Business Administration at the Radboud University learn to conduct an impactful scientific research project about corporate entrepreneurship, social capital, and entrepreneurial behavior

Radboud University Nijmegen · January 1, 2021

Is it about who you know or what you are? A social network perspective on intrapreneurship

This lecture provides an overview of the latest research on social networks and intrapreneurship

Erasmus University Rotterdam · April 27, 2020

Master Thesis in Strategic Entrepreneurship

Students of the Master of Science (MSc) in Strategic Entrepreneurship and the Master of Science (MSc) in Strategic Management at the Erasmus University learn to conduct a scientific research project about the effects of social capital on intrapreneurship.

Erasmus University Rotterdam · October 29, 2019

Other

Other research areas

I study how organizations, teams and employees can become more entrepreneurial and innovative.

Publications & talks

Necessary Condition Analysis

I develop and apply NCA, a statistical methodology for identifying necessary conditions in social science research, with a focus on strategy and entrepreneurship.

Publications & workshops