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When a medical student becomes a doctor, he or she is asked to take the Hippocratic Oath. The oath comes from a 2,500-year-old Greek medical text that requires new physicians to abide by a code of conduct.  This code includes its most famous phrase, which is loosely translated as “First, do no harm.” In essence, [...]

One of the nuanced skills that I’m noticing some people having difficulty with is the ability to identify the “key drivers” behind a particular business trend. Mastering this skill is not only important in a case interview but is arguably far more important after the case interview — when you are doing real client work. This skill [...]

One of the most useful management tools is the feedback loop. Feedback involves some mechanism that provides you with data on whether your actions are focused toward your objective. When you’re off track, a well-designed feedback loop gives you some kind of indicator. When you’re on track, the same feedback loop provides confirmation to give [...]

I frequently receive emails from readers who have successfully landed an offer from BCG. I want to share their stories so you can see what case interview preparation tools and strategies worked for them. Success Story: I am writing to you to thank you for what you and your videos have done for me in [...]

This article focuses on a few questions that I’ve been asked by readers. The tips that I recommend for these individuals may also be useful for you during your case interview process, so I’d like to share them. Question: First of all, I would like to thank you for all the materials you shared. It [...]

Here are some common questions that I’ve received about the case interview and my replies. The first is around timing your hypothesis. Question: Your resources have been very helpful for me so far. I am an experienced candidate, and just had my phone case coaching session with McKinsey. One thing I was a little surprised by was [...]

Over the last week or so, I’ve been watching people’s reactions to 16-year-old climate activist Greta Thunberg. A year ago, she led a protest of one person (herself) against the lack of action world leaders have made versus climate change. She recently led a protest involving upwards of 4 million people around the world for [...]

Here in the United States, we have an idiomatic expression that says to avoid “shooting yourself in the foot.” If you’re holding a weapon in your hand, you want to avoid accidentally firing it and shooting yourself in the foot. While such an injury won’t kill you, it will most certainly be painful. More importantly, [...]

The following success stories come from readers who have landed offers after graduating from non-target schools. Success Story: I wanted to thank you for your case interview videos. I must admit that I didn’t use your materials extensively (ran through the 6 hour free overview once and listened to 2-3 LOMS cases), but I believe your frameworks [...]

Today, I want to introduce you to a concept called “breakage.” Before I explain the concept, I want you to think of how most businesses operate. The customers want a particular product or service. They buy it. They use it. The transaction is done. You’re hungry and you want a sandwich. You go to the [...]

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