Everyone struggles with their boss from time to time — but a toxic boss is different: the pattern is chronic, the stress is personal, and the damage can spill into health, performance, and long-term career options. According to Hogan research, three-quarters of Americans say their boss is the prime cause of workplace stress. Under toxic leadership, work quality suffers and job-search energy drains away — the positivity you need to find better employment gets depleted by the day-to-day fight to survive. Related research on adverse workplaces explores how people can become stuck even when conditions are harmful.
Toxicity is not a soft metaphor. A Stanford analysis found mismanagement-related workplace stressors could be linked to roughly 120,000 deaths per year in the United States, with stress tied to cardiovascular risk and the physical effects of anxiety and depression. Knowing whether the boss is truly at fault is not always straightforward. “Bad leaders are more similar to good leaders than they are different,” according to Harvard's Barbara Kellerman. Good and bad leaders alike generally exhibit “intelligence, a high level of energy, a strong drive for power and achievement, decisiveness, and determination.” And yet, “the ways in which leaders are ‘bad’ differ enormously,” Kellerman continues — the lessons from Incompetent leaders are not the same as those from Evil leaders.
This guide helps you recognize Kellerman's seven toxic leader types from her book Bad Leadership, walk a practical flowchart, and decide whether to cope, escalate, or exit — with MakeResume guides such as I hate my boss and a calm resignation email when you need them:
- The Incompetent Boss is unable or unwilling to do their job well.
- The Rigid Boss confuses inflexibility with strength.
- The Intemperate Boss lacks self-knowledge and self-control.
- The Callous Boss lacks empathy and kindness.
- The Corrupt Boss steals or cheats to promote their own interests.
- The Insular Boss is cliquish or unreachable.
- The Evil Boss causes pain to further their sense of power and dominance.
Detoxifying the leader
To deal with a toxic boss, first identify which type of toxicity is at play — then use the flowchart below to match Kellerman's bad-leader types and apply coping tactics that fit, or escalate when the risk is too high.
For example, if your boss does not interfere with your work but surrounds themselves with “yes people” walking on eggshells, they may be an Intemperate boss everyone is afraid to provoke. Staying calm and rising above personal abuse can reflect well on you and prove that shoutiness is a weakness, not strength.
If your boss consistently pulls rank, threatens job security, or flaunts greater experience to dominate, they may fit the so-called Evil boss pattern. They feed on anxiety to cover insecurity — and there is no safe assumption about how far they will go.
In that case, Edmund Burke's uncomfortable line still applies: evil prevails when good people stand by and do nothing. Go above your boss's head and speak to HR. If toxicity continues with no fix, you may need to leave. Prepare a professional exit with a formal resignation letter or resignation email, and if you may leave before the next offer arrives, read quitting a job without another lined up.
As Kellerman puts it, “for a follower to resist a bad leader ain't easy. It's hard, and sometimes risky.” Figuring out how to be the better person is a responsibility you owe yourself and your community. With clearer insight into the type of leader you face, you can turn a toxic situation into a chance to strengthen skills, boundaries, and career prospects — including a sharper job-search package on MakeResume.pro.

Expert tip
Document patterns (dates, witnesses, emails) before you escalate. When you update your resume for an exit, use MakeResume's resume builder so you can move quickly once you decide to leave. For emotional processing and practical next steps, see I hate my boss — what can I do?
Sources
Further reading and research referenced in this article:
- Kellerman, B. (2004). Bad Leadership: What It Is, How It Happens, Why It Matters
- Artz, B., Goodall, A., Oswald, A. (2018). How Common Are Bad Bosses?
- Robison, J. (2008). Turning Around Employee Turnover (Gallup)
- Nyberg, A., Alfredsson, L. (2009). Managerial leadership and ischaemic heart disease among employees: the Swedish WOLF study
- Gallo, A. (2011). Dealing with Your Incompetent Boss (HBR)
- Rockwell, D. (2014). 7 Ways To Deal With “Rigid Inflexibles”
- Frankl, V. (1948). Man's Search for Meaning
- Baer, D. (2014). How to Deal With A Boss With Zero Emotional Intelligence
- Skapinker, M. (2015). What to do if you discover your company is corrupt (FT)
- Chase, L. / HBR (2015). The Truth About CSR
- Cenedella, M. (2019). 5 signs you have a toxic boss
- Smith, J. (2013). 14 Tips For Improving Your Relationship With Your Boss
- Lisa, H. (2011). 7 Ways to Have a Good Relationship With Your Boss
Tools & guides mentioned in this article
- AI Resume Builder
Build an ATS-ready resume with AI writing help and live preview.
- Resume Templates
Browse ATS-friendly layouts for every industry and career stage.
- Free ATS Checker
Upload your resume and get an instant ATS compatibility score.
- Career Advice Blog
More resume, ATS, and job-search guides from MakeResume.
Land 3x more interviews with AI.
Don't let your resume get stuck in an ATS. Build an optimized resume in minutes, then validate it with our free checker.
